ࡱ>  BDFHJLNPRT V X Z \ ^`  !"#$%&'()*+,-./0123456789:;<=>?@ACDEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~R F,WorkbookSummaryInformation((DocumentSummaryInformation8 > \pMichael F. Diggles Ba==8O28X@"1Geneva1Geneva1Geneva1Geneva1Geneva1Tms Rmn"$"#,##0_);\("$"#,##0\)!"$"#,##0_);[Red]\("$"#,##0\)""$"#,##0.00_);\("$"#,##0.00\)'""$"#,##0.00_);[Red]\("$"#,##0.00\)7*2_("$"* #,##0_);_("$"* \(#,##0\);_("$"* "-"_);_(@_).))_(* #,##0_);_(* \(#,##0\);_(* "-"_);_(@_)?,:_("$"* #,##0.00_);_("$"* \(#,##0.00\);_("$"* "-"??_);_(@_)6+1_(* #,##0.00_);_(* \(#,##0.00\);_(* "-"??_);_(@_)0.0                ( &    * " + # # # + # + * " + # + # + * " #  + ) ) ) ) ) ! `X{1921-1932.cat.klein  ;'"  ; J9-10 km from Kealakekua seismograph; felt-Kona; Hookena-2, buildings creakVL 392; HVO, unpub)1 event (vf) during week ending 10/9/1932VL 392*1 event (vf) during week ending 10/16/1932*2 event (vf) during week ending 10/23/1932 not recorded60 mi from HVO; felt-WaikiiBnot recorded at any station in the hvo network; probably about M 3*1 event (vf) during week ending 10/30/1932*2 events (vf) during week ending 11/6/1932VL 393 felt-hnp+2 events (vf) during week ending 11/13/1932*1 event (vf) during week ending 11/20/1932felt-hnp, Hilo+5 events (vf) during week ending 11/27/1932'felt-Hawi; Hawi-3, felt indoors sittingVL 394; HVO, unpub9no date or time during week ending 4/3/1932; VL 380, p. 4no date or time; VL 380, p. 4heqs: 27 (vf) events; preferred magnitude calculated as nomogram magnitude multiplied by number of events 5 additional vf events during week ending 3/6/1932; some indicated distances were 3, 4, 7, and 9 mi, some of which may represent different depths beneath Halemaumau,felt locally, a few rocks were heard falling-distance assumed to fit comment; VL 377, p. 4!felt in Hilo, origin near Kilaueafelt-Waimea, strongly at Waikiibnot in VL; HVO, unpub [not recorded at Hilo; distance from Kona (45 km) and HVO (74) seismometers]R9 events (vf), no date, time or distance, during week ending 3/13/1932VL 377, p. 4felt locally and at Hilo VL 378, p. 39HTH, 6/18/1929; HSB, 6/18/29; not found in MN; HVO, unpubcdistance 20 mi; preferred magnitude calculated as nomogram magnitude multiplied by number of events{Waikii-4, buildings creak, hanging objects swung; Kohala-3, wakened; Kamuela-4, wakened; Honomu-3, felt standing; Honokaa-3not reported felt by many VL 384, p. 3 kl sf os?30-40 mi NE [SE?] of Hilo; felt-Puna; Warshauer notes: A quake [of some intensity], not strong enough to be felt in the volcano district; Pahoa-4, creaking building, short quake began weak, ended strongerfelt report at odds with location? distance assumed SE of Hilo to fit felt reports; Honolulu records unavailable; HTH, 12/5/1932; HVO, unpub+3 events (vf) during week ending 12/11/1932VL 394ZVL 394 [no mention of Puna shocks]; HTH, 12/28; 29/1932, 1/6/1933; see note for 12/26/193211 mi SW of HVO; felt-hnp, pahoehoe; Warshauer notes: earthquake at 8:54 p.m. felt in Hilo by a few; less than half as strong as the quake at 1:23; 5-6 mi from HVO and deepjVL 394 [no mention of Puna shocks]; HVO, unpub; HTH, 12/28, 29/1932; see note for 12/26/1932; see also bib,8 events (vf) during month ending 12/31/1932felt generally Hawaii island, Maui; Warshauer notes: severe earthquake recorded at 4:55 a.m.; dismantled both seismograph components, strong vertical motion; felt by practically everyone in Hilo and volcano, not felt in Kona; no damage, 9 mi from hvo IVL 388; HTH, 6/14/1932 [kl sf better fits felt reports?]; not found in MNPahala-3; Kukuihaele-5, sudden shk; Haina-5; Hilo-5, objects swayed, building creak, objects not disturbed; Pahoa-5; hnp-4, shook buildings, waked; 27 mile-5, banged furniture next to walls, nothing fell, waked; Honomu-6, felt by many, had to hold lamptPeters, 1929; ESPHVO, v. 3, p. 1205, 1206; VL 234; HTH, 6/18/1929; HSB, 6/18/1929; not found in HA or MN; HVO, unpubfelt at kapapala:no date or time during week ending 2/21/1932; VL 374, p. 4"of the felt class" VL 375, p. 35depth assumed to fit felt reports; VL 391; HVO, unpub*3 events (vf) during week ending 9/11/1932.felt-Waikii; Waikii-3, slight shake, dur 5 sec$distance assumed; VL 391; HVO, unpub*6 events (vf) during week ending 9/18/1932&8 events (vf), no date or time; VL 388distance 70 mi%1 event (vf), no date or time; VL 388distance 150 miM1 event (vf), no date, time or distance, during week ending 5/22/1932; VL 387Honomu-4, light, dur 2 minVnot recorded at Hilo or HVO (real event??); date and time from felt report; HVO, unpub mauna kea os,a few mi east of Hamakua coast; felt Haina-4VL 388; HVO, unpub kl cal 10-20?92 seisms (vf?) during week ending 8/30/1931; VL 349, p. 39no date or time during week ending 9/6/1931; VL 350, p. 372 events (vf) during week ending 9/6/1931; VL 350, p. 3no distance; VL 351, p. 4distance assumed; VL 351, p. 4 IV; II (R-F)felt-hnp, Hilo; Hilo (Puueo), 4, building creak and rattle, no objects displaced, dur 10 sec; Naalehu-time 2:20 [pm?], 3, building creaked; hnp-3, building creakedVL 388, HVO, unpubAVL shifts from weekly to monthly reports beginning with June 1932VL 388; covers 5/23-7/3/1932felt-hnpVL 388V; V (W&K); III R-F (VL)Qfelt at Waimea and Puu waa waa; Waimea-slight, short shake, felt by person in bedIVL 381, p. 3 [date of 4/5 in VL wrong?-postcard date accepted]; HVO unpubR1 event (f), no date, time or distance, during week ending 4/10/1932; VL 381, p. 3f; vf (hilo); t (kona)M 2.2-3.4 (Hilo), M <2.7 (Kona)>depth assumed for best amplitude fit to three stations; VL 391*5 events (vf) during week ending 9/25/1932vf-felt; vf-hiloDat Kamuela; felt-Kamuela; Hilo mag 1.1-3.7; Kamuela-3, felt standingVL 391; HVO, unpub*4 events (vf) during week ending 10/2/1932t-felt; vf-felt (kona).distance assumed; VL 338, p. 4; HTH, 6/12/1931felt stronger and quicker at Honokahau, small objects overturned; felt as a slow motion at Waimea, Hilo, Kau, and hnp; Warshauer notes: felt generally on the island, pronounced at Holualoa, definite in Hilo (Puueo)T4 events (vf), no date, time or distance, during week ending 4/10/1932; VL 381, p. 3=Waikii-4, moderate, felt by many, no alarm, buildings creaked9date and time from felt report; not in VL 382; HVO, unpubw10 mi WNW of HVO; awakened sleepers in Honomu, Kona and Hilo; Hilo-heavy eq, house shook, windows rattled, all awakenedWarshauer notes: An earthquake, the strongest in Hilo in many months, rocked a section of the Big Island at 10:25 p.m. last night. No damage was reported from any districts. Felt most strongly at Hilo, also felt at volcano, slight at Puu Waawaa and Kapoho`not in VL; HTH, 7/8/1932; Warshauer notes cont.: apparently not felt at Hamakua, Kau and Kohala.IV-V; V? (PCA)8 mi s of HVO; felt generally Hawaii island, Oahu; [ kcaldeep?]; Warshauer notes: Hilo shaken Thursday night by an earthquake which lasted a full minute at 10:29 p.m.; 15 mi from HVO in the direction of Hilo; similar intensity to event of 6/13; no damage &VL 389; HTH, 7/8/1932; not found in MNR2 events (vf), no date, time or distance during week ending 4/3/1932; VL 380, p. 4felt at volcano/distance assumed; no date or time; VL 381, p. 3?VL 390; time given by felt reports (12:25-12:41 PM); HVO, unpubVL 391 felt near Kilauearunder Kilauea crater; felt-hnp, wakened people, and Hilo; Hilo-4, building creak, hanging objects swayed, awakenede3 mi n of Keahole pt and 2 mi at sea; felt-Kona, Kohala; Hawi-4; Hilo-felt lying in bed; Kukuihaele-34no date or time during week ending 5/22/1932; VL 387VL 384, p. 3; Note: distances from three stations incompatible; lat and long at center of intersection given; Honolulu records unavailable; HVO, unpub,generally felt on E side of island of Hawaii VL 376, p. 4.eqs between 12:53 PM and 6:44 PM; felt locallyno times; VL 376, p. 3-4 VL 352, p. 2origin very near84 events (vf) during week ending 9/27/1931; VL 353, p. 3 VL 354, p. 492 events (vf) during week ending 10/4/1931; VL 354, p. 4 VL 355, p. 4;no date or time during week ending 10/11/1931; VL 355, p. 4maximum distance given VL 356, p. 4;no date or time during week ending 10/25/1931; VL 357, p. 3 VL 358, p. 4 one local and one from Mauna Loa83 events (vf) during week ending 11/1/1931; VL 358, p. 4Naalehu-4, felt generally, bldg creak; Pahala-4; Ookala-office/store bldg shook; Haina-4; Kukuihaele-4; Hakalau-6, bldg creak; Kealakekua-4, sharply felt; Honomu-5, felt by many; Hilo (Puueo)-5, bldgs creak, objects swing, wakened; Hookena-3, bldg creak ddistance 3-9 mi; preferred magnitude calculated as nomogram magnitude multiplied by number of events'10 events (vf), no date or time; VL 388< ;no date or time during week ending 11/22/1931; VL 361, p. 3;no date or time during week ending 11/29/1931; VL 362, p. 3:no date or time during week ending 12/6/1931; VL 363, p. 4seen on pit seismograph VL 312, p. 4RVL 310, p. 1 [Hualalai earthquake crisis continued-photos of earthquake damage], 3-felt from Hilo to Kona (slight??-given as vf) VL 311, p. 3!no time or distance; VL 311, p. 3volcanic tremor endsHon notes: registered at 10:22:36; local; amplitude not given; dismantled seismographs; persons near Mauna Iki reported noise seemingly from Mauna Loa progressing underfoot and heard rocks falling down cracks,Peters, 1931; VL 364, p. 4; not found in HTHN2 events (vf) with no date or time during week ending 12/14/1930; VL 312, p. 4 VL 313, p. 3no distance; VL 313, p. 3no distance; VL 314, p. 3 VL 315, p. 4no distance; VL 315, p. 4 VL 316, p. 4Dno date, time or distance during week ending 1/11/1931; VL 316, p. 4no distance; VL 317, p. 3 ml ner deep?felt generally, more in Hilo and Hamakua districts than elsewhere; epicenter apparently under center of island; origin deep under NE slope of Mauna Loano distance; VL 364, p. 4/unknown number at this distance out of 46 total;no date or time during week ending 12/13/1931; VL 364, p. 4#distances 9-23 mi, one felt locallyK9 events (vf), no date or time, during week ending 12/13/1931; VL 364, p. 4?dur 15 sec, felt at Kapapala Ranch; Warshauer notes: repeats VL+3 events (vf) during week ending 12/18/1932+2 events (vf) during week ending 12/25/1932Mauna Loa southwest rift; felt-pahoehoe, Pahala; Warshauer notes: frequent, not severe quakes in the Puna district during the past few days; several shocks felt in Hilo recently?VL 394 [no mention of Puna shocks]; HVO, unpub; HTH, 12/29/19324 mi SW of HVO; felt-Hilo, Glenwood, hnp; Warshauer notes: earthquake at 1:23 p.m. felt in Hilo by a few; trees bent and swayed at Glenwood, also felt in Hilo and Pahoa; 5-6 mi from HVO and deepHon notes: local, v short per; slides at Halemaumau and w wall Kilauea crater, strongly felt hnp, dism seis; Warshauer notes: first of 3 tremors barely noticeable in Hilo; kealakekua-5, felt kailua/holualoa, 2 sharp quakes acc by rattlingWarshauer notes: 2nd shock at 9:30, dur 1 sec, strong enough to shake buildings, followed by a third shock at 9:32, lasting 7 seconds, felt throughout city [two phases of one quake?]; felt kealakekua, kailua, holualoa, stronger than previous;no specific date or time between 8/29 and 8/31/1932; VL 391)8 events (vf) during week ending 9/4/1932:no date or time during week ending 2/28/1932; VL 375, p. 3felt at Kapapaladistance assumed; VL 376, p. 4E1 event (vf), no distance, during week ending 2/15/1931; VL 321, p. 3 VL 322, p. 3Gfelt in Kealakekua as single bumping jolt accompanied by a slight noisedistance assumed; VL 322, p. 3C1 event (f), no distance, during week ending 3/1/1931; VL 323, p. 39no date or time during week ending 3/1/1931; VL 323, p. 3 VL 323, p. 3 VL 324, p. 4 VL 328, p. 4E3 events (vf), no distance, during week ending 4/4/1931; VL 328, p. 49no eq's stronger than tremor during week ending 4/12/1931 VL 329, p. 3 VL 330, p. 4strongly felt locally and in Hilo; observe locally as a slight bump followed after 2 sec by stronger shaking for several secs; alarmed a dog; motion NE about 3 mi toward Hilo from Kilauea:no date or time during week ending 3/20/1932; VL 378, p. 3:no date or time during week ending 3/27/1932; VL 379, p. 4S1 event (vf), no date, time or distance, during week ending 3/27/1932; VL 379, p. 44not felt; cards sent out, no evidence of earthquake? HVO, unpub9no events larger than tremor during week ending 5/10/1931no distance; VL 333, p. 4no distance; VL 334, p. 3no distance; VL 335, p. 371 event (vf) during week ending 5/31/1931; VL 336, p. 3 VL 337, p. 4no distance; VL 338, p. 4$not registered on Oahu; VL 330, p. 4F5 events (vf), no distance, during week ending 4/19/1931; VL 330, p. 4 VL 331, p. 3F2 events (vf), no distance, during week ending 4/26/1931; VL 331, p. 3911 disturbances (including tremors) on 4/27; VL 332, p. 4felt at HVO as a sudden jerk VL 332, p. 4@felt at Keauhou Ranch; Warshauer notes: not commented on in Hilofelt generally on island of Hawaii, especially in N Kona; workmen severely jolted at halfway house on the Mauna Loa trail; shock alleged to be strongest since the Hualalai series last autumn; epicenter in saddle between Mauna Kea, Mauna Loa and HualalaiVL 292, p. 3; HTH, 7/22/1930; not found in HA; Warshauer notes: felt most strongly in Kohala (objects thrown off shelves), and Puu Waawaa. Said to be strongest at since Hualalai series; see also bib)no distance; VL 338, p. 4; HTH, 6/12/1931 VL 338, p. 4 VL 339, p. 3R1 event (vf), no date, time or distance during week ending 6/21/1931; VL 339, p. 3Peters, 1931; VL 338, p. 4; Hon notes: registered at 18:52; local, dur 8 min, no amplitude given; HTH, 6/12/1931; Warshauer notes cont.: Powers quoted as saying quake 27 mi from HVO, on slopes of Mauna Loa [distance low?-increased to raise mag]8felt in Hilo; Warshauer notes: not commented on in HiloVL 382, p. 4; HVO, unpub;Hookena-time 6:12, 2, buildings shook slightly, felt in bedV(HVO time noted as 5:12 on felt report which gives 6:12 am) ; VL 382, p. 4; HVO, unpub:no date or time during week ending 4/17/1932; VL 382, p. 4:no date or time during week ending 4/24/1932; VL 383, p. 4*close at hand, distance somewhat over 2 miml nf23 mi from Kealakekua, 32 mi from HVO, 42 mi from Hilo; saddle between Mauna Loa and Hualalai; felt-Haina, Honomu, Hilo, Kamuela, Kohala, Waikii, hnpf?-felt84 seisms (vf?) during week ending 8/9/1931; VL 346, p. 2time assumed; VL 389 Naalehu-3Kno time, distance assumed; date given by felt report; not in VL; HVO, unpub5no date or time during month ending 7/31/1932; VL 389Fdo; 3 events (vf)-7/4-10; 2 events (vf)-7/11-17; 2 events (vf)-7/25-31kl swr? felt-Puu Koae!distance assumed; no time; VL 3904 events (vf) 8/1-7/1932!no date, time or distance; VL 390* 1 event (f) and 2 events (vf) 8/8-14/1932 hualalai osHon notes: registered at 6:53:17; local; dur 6 min, amplitude not given; Warshauer notes: Hilo and north Kona were rocked by a sharp earthquake at 6:54 a.m. Sunday; felt very light in volcano and Olaa; Jaggar says deep under n slope of Mauna LoaPeters, 1931; HTH, 8/31/1931 VL 302, p. 4no distance; VL 303, p. 4 VL 303, p. 4no distance; VL 304, p. 4 V-VI; V (W&K)dismantled seismographs; felt all Hawaii island, strongest on Kilauea slopes; seismograms indicate source under Kilauea crater; Warshauer notes: felt in Hilo, Honokaa,, Puu Waawaa, Kohala, and Waiohinu. Articles off shelves in Hilo and WaiohinuLdistance assumed; no date or time during week ending 9/13/1931; VL 351, p. 4J2 events (vf), no date or time, during week ending 9/13/1931; VL 351, p. 4no time; VL 352, p. 2GHalemaumau seismograph reecorded an earthquake swarm of 18 small shocks!ending time assumed; VL 309, p. 3%culminating event of earthquake swarmVL 309, p. 3, 4La series of 30 small shocks followed, recorded on the Halemaumau seismographfelt at Uwekahuna VL 309, p. 3Vfollowed in next half hour by 8 small tremors [recorded on the Halemaumau seismograph]1Jaggar: Review of Hawaiian earthquakes, 1929-1930VL 358, p. 1-39no events larger than tremor during week ending 11/8/1931 VL 359, p. 4;no date or time during week ending 11/15/1931; VL 360, p. 418-28 mi95 events (vf) during week ending 11/15/1931; VL 360, p. 4 VL 361, p. 340-60 mieruption continues during the week ending 11/30/1930; no local eq's; volcanic tremor harmonic and continuous during entire week^35 shocks between 12:15 and 1:29 PM [eqs precursory to eruption] followed by continuous tremor(end of Halemaumau eruption; VL 311, p. 375 events (vf) during week ending 4/6/1930; VL 276. p. 471 event (vf) during week ending 4/13/1930; VL 277. p. 4:no date or time during week ending 4/20/1930; VL 278, p. 4F2 events (vf), no distan< ce, during week ending 4/20/1930; VL 278. p. 4;29 tremors and earthquakes during the week ending 1/18/1931 VL 317, p. 3>no date or time during the week ending 1/18/1931; VL 317, p. 3no time; VL 318, p. 3no date, time or distance911 events (vf) during week ending 1/25/1931; VL 318, p. 3!V (Halemaumau); V (Waiohinu; USE)2not registered on Oahu; VL 317, p. 3; VL 319, p. 3VL 365, p. 3; HSB, 12/26/1931;no date or time during week ending 12/20/1931; VL 365, p. 3U2 events (vf), no date, time or distance, during week ending 12/20/1931; VL 365, p. 3 V; IV (R-F)qoverturned objects, especially at Uwekahuna [kl cal 5-10?, analogous to precursors to later Halemaumau eruptions];distance and size class ["strongish"] assumed; VL 366, p. 3/Four vf events prior to eruption, distance 4 mi;no date or time during week ending 12/27/1931; VL 366, p. 3(Halemaumau eruption begins; VL 366, p. 3after eruption beganU2 events (vf), no date, time or distance, during week ending 12/27/1931; VL 366, p. 3 mauna loa?S2 events (vf), no date, time or distance, during week ending 1/3/1932; VL 367, p. 4Ctremor stopped, signifying end of Halemaumau eruption; VL 368, p. 3strongly felt at Puu Ulaula, Mauna Loa NE rift; Warshauer notes: An earthquake was felt in Hilo and in the volcano vicinity about 11:00 o'clock last evening; 14 miles from HVO and deep-seatedVL 367, p. 4; HTH, 12/31/1931no distance; VL 367, p. 4 3 events (vf) 8/15-21/1932Nfelt-3 mi E of hvo; followed by 4 vf aftershocks; 27 mile-2, felt sitting down-VL 390; time given by felt report; HVO, unpub9 or 10 mi from HVO; felt hnpVL 390:no date or time during week ending 2/14/1932; VL 373, p. 3Hon notes: registered at 20:18; local shock, no amplitude given; Warshauer notes: originated beneath eastern part of island; stronger in Hilo than Kona Peters, 1930; HTH, 5/30/1930; [W&K give Lat. 1926', Long. 15525' to fit their preferred Kaoiki location. Better fit to felt reports, first motion and W&K magnitude if Kilauea south flank location, 25 km epicentral distance, is chosen<no date or time during week ending 5/25/1930; VL 283, p. 3-4$not registered on Oahu; VL 324, p. 4D1 event (vf), no distance, during week ending 3/8/1931; VL 324, p. 4accompanied by tilt to the SEno distance; VL 325, p. 3G2 events (vf), no distance, during week ending 3/15/1931; VL 325, p. 3no distance; VL 326, p. 4<dismantled E-W component; felt in Hilo, locally, and in Kona$not registered on Oahu; VL 326, p. 4 VL 327, p. 3E1 event (vf), no distance, during week ending 3/29/1931; VL 327, p. 3F4 events (vf), no distance, during week ending 6/22/1930; VL 287, p. 471 event (vf)) during week ending 6/29/1930; VL 288 p. 4Ino events stronger than tremor) during week ending 7/6/1930; VL 289. p. 4?2 events (vf) during 7/7-9/1930; no date or time; VL 290, p. 4do; VL 290, p. 4<2 events (vf), no distance, during 7/7-9/1930; VL 290, p. 4:no date or time during week ending 7/20/1930; VL 291, p. 4do; VL 291, p. 4W3 events (vf), no date or time, no distance, during week ending 7/20/1930; VL 291, p. 4ml nf?8eqs; 11 events (vf) during week of 11/14-20/1929; VL 256"40 mi from HVO; felt strongly-KonaH3 events (vf) and 2 events (f) during week ending 5/3/1931; VL 332, p. 4~Hon notes: registered at 13:53:30; local origin. Not reported as felt. Unable to separate P, S and L waves; no amplitude given Peters, 1930felt at Paauilo; [aftershock?]distance assumed; VL 292, p. 3felt at Kapapala Ranch83 events (vf) during week ending 7/27/1930; VL 292, p. 373 events (vf) during week ending 8/3/1930; VL 293, p. 3 VL 294, p. 3no distance; VL 294, p. 3no distance; VL 295, p. 4a3540?distance doubtful; VL 295, p. 4felt locally by a few persons VL 296, p. 3no distance; VL 296, p. 3ml swr#epicenter in vicinity of Puu KeokeoT22 events (vf), no date, time or distance during week ending 6/28/1931; VL 340, p. 2 VL 341, p. 261 event (vf) during week ending 7/5/1931; VL 341, p. 285 events (vf) during week ending 7/12/1931; VL 342, p. 383 events (vf) during week ending 7/19/1931; VL 343, p. 3H2 seisms (vf?) and 16 tremors during week ending 7/26/1931; VL 344, p. 1@felt at HVO and by a few persons in vicinity, not felt elsewheredistance assumed; VL 345, p. 361 event (vf) during week ending 8/2/1931; VL 345, p. 3 VL 346, p. 2 felt in Kau VL 300, p. 3kona?? VL 301, p. 4no distance; VL 301, p. 483 events (vf) during week ending 8/16/1931; VL 347, p. 3 VL 348, p. 4 VL 347, p. 316 mi from HVO, 31 mi from Hilo; felt Honomu, Hilo, hnp, more widely?; felt-Hookena, building creak, hilo-hanging objects swayed, Honomu-felt by allVL 384, p. 3; HVO, unpubhawaiiG23 events (tremor) during week ending 5/1/1932; distances from 23-70 mino date or time; VL 384, p. 39no date or time during week ending 5/1/1932; VL 384, p. 3?69 mi from HVO; felt-n Kona (Huehue)-rattled windows for 15 secVL 3853no date or time during week ending 5/8/1932; VL 385 felt-HiloVL 386Warshauer notes: An earthquake of some intensity shook Kona about 10:10 a.m., the most severe since the Hualalai series in Sept.-Oct. 1929. HVO said the Kona quake had an amplitude of about 3/4 inch [assume Kona seismograph].Cdistance assumed; HTH, 1/28/1930; not in VL; not registered on OahuVL 267, p. 3-4Peters, 1930; Hon notes: registered at 8:25:24; felt sharply at Kilauea where all instruments were dismantled; no amplitude given, dur 20.5 min; distance assumed; VL 304, p. 4; HTH, 10/20/1930; see also bibno distance; VL 305, p. 3no distance; VL 306, p. 2felt locally by many persons, and by a few persons in Hilo; probably felt in Kau and Kona, but not strong enough to cause comment$not registered on Oahu; VL 306, p. 2no distance; VL 307, p. 4tilt change and increase of tremors during latter part of week suggest an increase in pressure and movement of lava beneath Kilaueano distance; VL 308, p. 3 VL 308, p. 34analysis of the 1929 Hualalai crisis given on p. 1-2 VL 309, p. 4no distance; VL 309, p. 4distance assumed; VL 309, p. 49no date or time during week ending 3/2/1930; VL 271, p. 3 VL 272. p. 3JKapapala reports numerous recent shocks; tremors lasted from 15-45 seconds9no date or time during week ending 3/9/1930; VL 272, p. 3(could be kaoiki or hilea--see note aboveP4 events, no distance, no date or time during week ending 3/9/1930; VL 272, p. 3felt locally and in Kau VL 273. p. 385 events (vf) during week ending 3/16/1930; VL 273. p. 385 events (vf) during week ending 3/23/1930; VL 274. p. 3eqs; 25 events (feeble at Kona) assumed for week of 10/10-16/1929; total event count of 97 reported in VL 251 list, col 2, 3rd paragraph from bottom84 events (vf) during week ending 3/30/1930; VL 275. p. 3felt locally, more strongly in N Hilo; period slow on E side of island, quicker in N Kona, suggesting a Hualalai source; Warshauer notes: [shocks at 2:47 a.m. and 6:52 p.m.] were strongly felt at Puu Waawaa and, also noticed in Hilo at Puueo.Peters, 1930; Hon notes: registered at 13:18 (GMT); sharp local shock, no amplitude given, dur 6.2 min; VL 283, p. 3-4; HTH, 5/21/1930; Warshauer notes cont.: Similar felt pattern to Hualalai eqs of Sept.-Oct./1929 V (HTH; USE)Hon notes: registered 23:38:08, dur 10 sec; reported felt in Honolulu [Hawaii?]; no amp given; felt all Hawaii island; suggest origin beneath Mauna Loa; Warshauer notes: felt all island, dur 30 seconds, no damage; felt all Kona, Kohala, Hamakua, and Punadistance of 30 km assumed to better fit data; [VL distance is 22 km]; Peters, 1931; VL 319, p. 3 [rockfalls in Halemaumau during quake]; HTH, 1/30/1931 [moderate? and/or deeper?]; not found in MNHon notes: registered at 5:23, 5/21/30 (GMT); local shock, no amplitude given, dur 3.7 min; felt locally, more strongly in N Hilo; period slow on E side of island, quicker in N Kona, suggesting a Hualalai source,Peters, 1930; VL 283, p. 3-4; HTH, 5/21/1930WKV (USE)[felt all Hawaii island; suggest origin beneath Mauna Loa [distance too great for Mauna Loa]< :no date or time during week ending 1/10/1932; VL 368, p. 3S1 event (vf), no date, time or distance, during week ending 1/10/1932; VL 368, p. 3:no date or time during week ending 1/17/1932; VL 369, p. 314-18 mi VL 370, p. 4:no date or time during week ending 1/24/1932; VL 370, p. 4 VL 371, p. 4:no date or time during week ending 1/31/1932; VL 371, p. 49no date or time during week ending 2/7/1932; VL 372, p. 3E16 events (vf) during week ending 2/1/1931; no distance; VL 319, p. 3%felt at Kapapala, Hilo and vicinities VL 320, p. 4F2 events (vf), no distance, during week ending 2/8/1931; VL 320, p. 4 VL 321, p. 3 4 events (vf) 8/22-28/1932ueqs: 30 tremors 30-60 mi distance; preferred magnitude calculated a nomogram magnitude multiplied by number of events1 shocks felt at Holualoa; preferred magnitude calculated as nomogram magnitude multiplied by number of events, yielding a minimum moment magnitude f 9kona?).eqs; 1 events (f) during week of 10/24-30/1929I2 events (vf), no distance, during week ending 5/25/1930; VL 283, p. 3-49no date or time during week ending 6/1/1930; VL 284, p. 3*felt on both east and west sides of island$not registered on Oahu; VL 285. p. 3 VL 285. p. 3D1 event (vf), no distance, during week ending 6/8/1930; VL 285. p. 3Hon notes: registered at 0:26; nearby type, no amplitude given; generally felt on east side of island; movement prolonged and moderate at Kilauea, shorter and ending in a sharp jerk at Hilo; vertical component pronounced on Kilauea seismogram; [moderate?]Peters, 1930; VL 286. p. 3F3 events (vf), no distance, during week ending 6/15/1930; VL 286, p. 3;no date or time) during week ending 6/22/1930; VL 287, p. 47eqs; 14 events (vf) during week of 11/7-13/1929; VL 2557eqs; 14 events (vf) during week of 11/6-13/1929; VL 255RWarshauer notes: sharp, felt at Holualoa, more strongly near Huehue and Puu WaawaaHTH, 11/18/1929RWarshauer notes: heavy, felt at Holualoa, more strongly near Huehue and Puu WaawaaVL 257 strongly felt, feebly felt kilauea]; HTH, 11/21/1929; Warshauer notes cont.: At HVO the quake was recorded as feeble, with origin estimated at 12 mi. from HVO.7eqs; 5 events (vf) during week of 11/14-20/1929; VL 256kHualalai?-most distances are greater for the Hualalai swarm; not noted in Honolulu station bulletin; VL 2570continuing Hualalai earthquake swarm; see VL 2576eqs; 5 events (vf) during week of 12/5-11/1929; VL 2596eqs; 3 events (vf) during week of 12/5-11/1929; VL 259%continuing Hualalai earthquake swarm07eqs; 5 events (vf) during week of 12/12-18/1929; VL 260eqs; 18 events (moderate at Kona), 9/26-10/2/29, cited in VL 251 list, col 2, 3rd paragraph from bottom, are not accounted for in Honolulu records; minimum magnitude preferred VL 297, p. 3,epicenter probably in vicinity of Puu Keokeo VL 298, p. 3distance doubtful; VL 298, p. 3no distance; VL 299, p. 3-none this week had origins beneath Halemaumauno distance; VL 300, p. 37eqs; 4 events (vf) during week of 12/12-18/1929; VL 260$continuing Hualalai earthquake swarm7eqs; 2 event (vf?) during week of 12/19-25/1929; VL 2617eqs; 1 event (vf?) during week of 12/19-25/1929; VL 261VL 262=eqs: 5 events (vf) during week of 12/26/1929-1/1/1930; VL 262dismantled instruments, strong vertical movement; felt as v gentle rocking motion by few; distance given as 12 mi on some instruments, 20 mi on others; inferred deep from Kona and Hilo records; felt hnp, kona; felt by some in all parts of island*5 events (vf) during week ending 1/19/1930no date or time; VL 265, p. 471 event (vf) during week ending 8/23/1931; VL 348, p. 4)felt locally?-"very slightly perceptible) VL 349, p. 3 mauna loatime given [in error] as 7:53; .felt generally on island of Hawaii; dismantled instruments in Kona, Hilo, and Kilauea; felt as slight and prolonged tremor at Kilauea, more strongly in Hilo, Olaa, and Kona; vertical seismograph indicates origin NW of HVOVL 301, p. 4; VL 302, p. 4 [Powers inferred location as deep under Mokuaweoweo-distances fit Kilauea deep]; Peters, 1930; Hon notes: registered at 20:36:33; no amplitude given; not found in HTHno distance; VL 302, p. 472 events (vf) during week of 1/20-26/1930; VL 266, p. 34no date or time during week ending 5/15/1932; VL 386"distance appropriate for Haleakala.VL 349, p. 3 [15 mi from hvo; 30 mi from Hilo]Hon notes: registered, time 18:42; local shock [no amplitude given]; felt locally, probably felt generally on the island of Hawaii. [Magnitude fits if referenced to Whitney rather than Kona]-Peters, 1930; VL 267, p. 3-4; not found in MN!felt in some places on the island VL 268, p. 3_2 events during week of 1/27-2/2/1930, distance 41 mi, not separately tabulated; VL 267, p. 3-4no date or time; VL 267, p. 3-4$not registered on Oahu; VL 268, p. 3H2 events (vf) during week ending 2/9/1930, no date or time; VL 268, p. 3:no date or time during week ending 2/16/1930; VL 269, p. 3E4 events (vf) during week ending 2/16/1930, no distance; VL 269, p. 3felt strongest in Kau district$not registered on Oahu; VL 270, p. 4C9 events (vf) during week ending 2/23/30, no distance; VL 270, p. 4felt-Kona; barely felt-hnpassume this event is the one strong event cited in VL 251 list, col 2, 2nd paragraph from top and 3rd paragraph from bottom; not recorded in Honolulu s?; m (kona)+Halemaumau eruption begins; VL 309, p. 2, 3eqs; 1 event (moderate at Kona), 10/10-16/1929, cited in VL 251 list, col 2, 3rd paragraph from bottom, are not accounted for in Honolulu records; minimum magnitude preferredeqs; 12 events (slight at Kona) assumed for week of 10/10-16/1929; total event count of 97 reported in VL 251 list, col 2, 3rd paragraph from bottom83 events (vf) during week ending 5/11/1930; VL 281. p. 3:no date or time during week ending 5/18/1930; VL 282, p. 3F5 events (vf), no distance, during week ending 5/18/1930; VL 282, p. 3 hualalai os?}6 shocks felt at Holualoa (VL 253); assume average M = 3; preferred magnitude calculated as M3 multiplied by number of eventsf?-felt; m? (kona)felt strongly-Kona; strongest of a swarm of 36 lasting 1 hr 45 m (BSSA, v. 19, p. 235-237); Holualoa felt 6 (10/20), 69 (10/21), 5 (10/22), 2 (10/23), 8 (10/24), 2 (10/25), and 1 (10/26)Hu swarm continues; Whitney shocks vf (M3.22); f (M4.23): 10/17-23, 3f, 6 vf; 10/24-30, 12 vf, 1f; 10/31-11/6, 9 vf; 11/7-13, 14 vf; 11/14-20, 5 vf; 11/21-27, 5 vf; 11/28-12/4, 1f, 6 vf; 12/5-11, 5 vf; 12/12-18, 3 vf?, 2t?; 12/19-25, 1 vf, 12/26-1/1/30, 569 shocks felt at Holualoa; 41 registered; assume average M = 3; preferred magnitude calculated as M3 multiplied by number of events, yielding a minimum moment magnitudeVL 2535 shocks felt at Holualoa; preferred magnitude calculated as nomogram magnitude multiplied by number of events, yielding a minimum moment magnitudefelt all Hawaii island, no objects overturned; stronger motion in Kau and Puna (strong at Keaau beach) than in Kona or Kohala; seismographs dismantled; WK M4.7 based on intensity distribution; VL 283, p. 4 suggests deep origin beneath Kilauea or Mauna Loa8 shocks felt at Holualoa (VL 253); preferred magnitude calculated as nomogram magnitude multiplied by number of events, yielding a minimum moment magnitude[assume distance 48 instead of 88 km]; not registered on Oahu; VL 319, p. 3; not found in MN9no date or time during week ending 2/1/1931; VL 319, p. 3VL 283 cont. Whitney-first motion down to S and E; Hilo-began w swaying, then strong jerks that quickly ended, first to NE, then to SW; Puu Waawaa-vibration long, not strong; Honokahau-a moderate shock with thunderous noise; Kealakekua-alarmingly sudden 2 shocks felt at Holualoa; preferred magnitude calculated as nomogram magnitude multiplied by number of events, yielding a minimum moment magnitudePVL 249 lists time 10:50 AM; WK list time 11:20 AM; neither fits Honolulu recordnot in VL; time from Hon recordcontinuing Hualalai earthquake swarm; see VL 253; preferred magnitude calculated as nomogram magnitude multiplied by number of events0eqs; 12 events (vf) < during week of 10/24-30/1929other than Hualalai8eqs; 27 events (vf) during week of 10/24-30/1929; VL 253vf-felt12 mi from HVO; felt-HiloVL 254f-felt18 mi from HVO; felt-Hilo vf (kona?)continuing Hualalai earthquake swarm; see VL 254; preferred magnitude calculated as nomogram magnitude multiplied by number of events9eqs; 9 events (vf) during week of 10/31-11/6/1929; VL 254:eqs; 21 events (vf) during week of 10/30-11/6/1929; VL 254felt generally Hawaii islandVL 255ycontinuing Hualalai earthquake swarm; preferred magnitude calculated as nomogram magnitude multiplied by number of eventsWarshauer notes: A sharp earthquake jarred Hilo at 8:29 p.m. Wednesday, the first shock felt locally in several weeks. . . This shock differed from those of preceding weeks in that it was apparently local, not felt in the Kona district.<6.4Warshauer notes: Residents of the Kaumana district reported the strongest tremor yet experienced there. Other sections of Hilo were without notable shocks, however.; see entry on Oct. 2 summarizing totals for the week'no record at Hon mag obs; HA, 10/2/1929Warshauer notes: A quake recorded at Puu Waawaa, the heaviest recorded during the day; see entry on Oct. 2 summarizing totals for the week7eqs; 5 events (vf) during week of 11/21-27/1929; VL 2570continuing Hualalai earthquake swarm; see VL 2589eqs; 7 events (vf) during week of 11/28-12/4/1929; VL 258Ieqs; 6 events (vf) and 1 event (f) during week of 11/28-12/4/1929; VL 2580continuing Hualalai earthquake swarm; see VL 2591/14/291/15/291/17/29Warshauer notes: 20 (19) shocks recorded at HVO at distances of 14-46 miles, dominantly 23-32 miles; see entry on Oct. 2 summarizing totals for the weekHA, 10/2, 5/1929_Warshauer notes: 61 shocks recorded at HVO at distances of 14-46 miles, dominantly 23-32 miles.Warshauer notes: 3 shocks recorded at HVO at distances of 14-46 miles, dominantly 23-32 miles. [record incomplete for this day]; preferred magnitude calculated as nomogram magnitude multiplied by number of eventsSpreferred magnitude calculated as nomogram magnitude multiplied by number of eventseqs; 5 events (strong at Kona), 9/26-10/2/29, cited in VL 251 list, col 2, 3rd paragraph from bottom, are not accounted for in Honolulu records; minimum magnitude preferred; magnitude fit improved if closer to Kealakekuaeqs; 34 events (slight at Kona) assumed for week of 9/26-10/2/1929; total event count of 244 reported in VL 251 list, col 2, 3rd paragraph from bottom=eqs: 4 events (vf) during week of 12/26/1929-1/1/1930; VL 262no date or time; VL 263, p. 3:eqs: 5 events (vf) during week of 1/2-5/1930; VL 263, p. 3:eqs: 4 events (vf) during week of 1/2-5/1930; VL 263, p. 3probably centered in north Kona VL 264, p. 3:6 events (vf) during the week of 1/6-12/1930; VL 264, p. 3st; vst (kona)seismometer dismantledGUTEgute74 events (vf) during week of 1/13-19/1930; VL 265, p. 4 VL 266, p. 3isoseismal map in W&K, who accept GUTE magnitude 6.5; a crustal depth is consistent with isoseismal gradients; HA, 10/6-9/1929; ,19 very feeble events; VL 248; HA, 9/28/19291 feeble eventm (kona)time from Hon record; Hon notes: The following shocks with origin in the volcano district on Hawaii Id. were recorded. The period is short, between 1 and 2 seconds, and only the "P" phase is definitely distinguishableFPeters, 1929; VL 248: 79 seismic spells in 22 hours felt at Puu Waawaaeqs; 1 event (strong at Kona), 10/3-9/29, cited in VL 251 list, col 2, 3rd paragraph from bottom, are not accounted for in Honolulu records; minimum magnitude preferred; magnitude fit improved if closer to Kealakekuaeqs; 17 events (slight at Kona) assumed for week of 10/3-9/1929; total event count of 129 reported in VL 251 list, col 2, 3rd paragraph from bottomeqs; 32 events (feeble at Kona) assumed for week of 10/3-9/1929; total event count of 129 reported in VL 251 list, col 2, 3rd paragraph from bottomeqs; 66 events (very feeble at Kona) assumed for week of 10/3-9/1929; total event count of 129 reported in VL 251 list, col 2, 3rd paragraph from bottom m? (kona)hfelt all Hawaii island (BSSA, v. 19, p. 235-237).; see entry on Oct. 16 summarizing totals for the week 5time from BSSA; not recorded on Oahu; not given in VL m; st (kona)felt generally-Hawaiian island chain; damage report in VL 249; Warshauer notes: Ship captain in Kealakekua Bay felt quake as quivering, watched landslide into bay; time given as 6:23 PM; Kona inn twisted on its foundations; also severe in Kohala and Hiloisoseismal map in W&K--magnitude 6.1 assumes subcrustal depth based on intensity distribution and teleseismic magnitude; HA, 9/26/1929; HTH, 9/29/1929; MN, 10/2/1929 vf? (kona)_Warshauer notes: 63 shocks recorded at HVO at distances of 14-46 miles, dominantly 23-32 miles.83 events (vf) during week ending 4/27/1930; VL 279. p. 49no date or time during week ending 5/4/1930; VL 280, p. 3E3 events (vf), no distance, during week ending 5/4/1930; VL 280, p. 3eqs; 53 events (very feeble at Kona) assumed for week of 10/10-16/1929; total event count of 97 reported in VL 251 list, col 2, 3rd paragraph from bottom<not tabulated, assume avalanche trace; ESPHVO, v. 3, p. 11428/21/288/22/288/24/288/25/288/26/288/28/284/27/294/29/294/30/295/1/29ESPHVO, v. 3, p. 12035/5/29 HA, 10/2/1929Note: for consistency with Honolulu, qualitative magnitudes cited in the Volcano Letter must have been estimated from the Kona seismometer; hence distances used to calculate nomogram magnitude are those from Kealakekua, not from Whitneyeqs; 221 events for week of 9/19-25/1929; 2 strong, 12 moderate, and 208 slight or less (VL 251 list, col 2, 3rd paragraph from bottom)seismic crisis on Hualalai begins after noon; many more events reported locally on Hualalai than the 221 events recorded on the Kona seismometer; details given in VL 248; preferred mag calculated as nomogram magnitude multiplied by number of eventsESPHVO, v. 3, p. 12066/5/296/6/29eqs; 9 events (moderate at Kona) occurred 9/19-25/1929 inclusive (VL 251 list, col 2, 3rd paragraph from bottom); not recorded in Honolulu; minimum nomogram mag assumeds (kona)eqs; 28 events (slight at Kona) assumed for week of 9/19-25/1929; total event count of 221 reported in VL 251 list, col 2, 3rd paragraph from bottomf (kona)2 shocks felt at Holualoa, 21 registered; preferred magnitude calculated as nomogram magnitude multiplied by number of events, yielding a minimum moment magnitude f (kona?)Warshauer notes: Both Kona and Hamakua experienced one fairly heavy shake this morning, but it was followed by an afternoon of comparative quiet; see entry on Oct. 2 summarizing totals for the weekVI (HTH)7/5/297/6/297/7/29continuous tremor to 11:56 am7/8/297/9/29continuous tremor to 10:23 amBull. Seis. Soc. Am. (1929, v. 119, p. 185) gives location "15 mi e of Hilo in the Puu Oo district"; Warshauer notes: The Hilo district experienced several heavy shocks during the day; strongest shocks at 7 a.m. and 2 p.m.; distances 14-35 miles from HVOWarshauer notes: 27 shocks recorded at HVO at distances of 14-46 miles, dominantly 23-32 miles; see entry on Oct. 2 summarizing totals for the week.HA, Oct. 5/1929 vst (kona)VII (HTH; USE)Warshauer notes: 27 shocks recorded at HVO at distances of 14-46 miles, dominantly 23-32 miles; see entry on Oct. 2 summarizing totals for the week HA, 10/5/1929-time from Honolulu record-10.5 hrs subtractedWarshauer notes: 29 shocks recorded at HVO at distances of 14-46 miles, dominantly 23-32 miles; see entry on Oct. 2 summarizing totals for the weekWarshauer notes: Two severe shocks were felt in Hilo and Kona today. One of these, occurring at 11:55 a.m. was extremely heavy, destroying several stone fences on the slopes of Hualalai.VL time 11:55; HA, 10/1/1929%not registered on Oahu; HA, 10/1/1929uWarshauer notes: The other intense tremor was felt at 12:20 p.m.; see entry on Oct. 2 summarizing totals for the week<3.07%distance less than 4 mi; felt loca< lly VL 244316 vf shocks during the week ending August 28, 1929515 vf shocks during the week ending September 4, 1929 VL 24554 vf shocks during the week ending September 11, 1929 VL 246VL 247hualalai calculatedL3 very feeble events; see entry on Sept. 18 summarizing totals for the week no times given; HA, 9/28/1929 vf; m (kona)V? (W&K)7eqs; 7 events (vf) during week of 11/21-27/1929; VL 25742 mi from HVO; felt-KonakHualalai?-most distances are greater for the Hualalai swarm; not noted in Honolulu station bulletin; VL 258(accompanied avalanche at Halemaumau (VL)4assume rockfall trace; ESPHVO, v. 3, p. 1182; VL 212ESPHVO, v. 3, p. 11821/2/291/5/29continuous tremor to midnight1/6/29MESPHVO, v. 3, p. 1077, 1078; VL 166 [distance of 1 mi too low?; 4 km assumed]2/27/28-assume rock fall trace; ESPHVO, v. 3, p. 10782/28/282/29/281/18/291/19/291/20/29slightly perceptibleESPHVO, v. 3, p. 1180, 1182ESPHVO, v. 3, p. 1182; VL 213seismic crisis on Hualalai begins after noon; many more events reported locally on Hualalai than the 221 events recorded on the Kona seismometer; details given in VL 248; additional analysis and statistics given in VL 309, p. 1-2eqs; 9 [8?-see VL 247] events (very feeble at Whitney, moderate at Kona) occurred 9/12-18 inclusive (VL 251 list, col 2, 3rd paragraph from bottom); not recorded in Honolulu; minimum nomogram mag assumedTSeismic crisis begins about this time with quakes beginning to be felt at Puu WaawaaVL 248L6 very feeble events; see entry on Sept. 25 summarizing totals for the week HA, 9/28/1929At Puu Waawaa there were more tremors September 20, becoming shock groups in continuing series on September 21; see entry on Sept. 25 summarizing totals for the week =3 very feeble events, distance assumed; VL 248; HA, 9/28/1929F1 feeble event; see entry on Sept. 25 summarizing totals for the week eqs; 65 events (feeble at Kona) assumed for week of 9/26-10/2/1929; total event count of 244 reported in VL 251 list, col 2, 3rd paragraph from bottomWfelt generally-Hawaiian island chain; damage report in VL 250; Warshauer notes: see bibEtime from Honolulu record-10.5 hrs subtracted; time not listed in W&K13 shocks in 10 hours felt at Puu Waawaa; increasing frequency at Huehue Ranch and Greenwell residence at Honokahau (8 mi NW and 6 mi SSW, respectively, from Hualalai summit); preferred mag calculated as nomogram magnitude multiplied by number of eventsM51 very feeble events; see entry on Sept. 25 summarizing totals for the week G3 feeble events; see entry on Sept. 25 summarizing totals for the week eqs; 9 events (moderate at Kona), 10/3-9/1929, cited in VL 251 list, col 2, 3rd paragraph from bottom, are not accounted for in Honolulu records; minimum magnitude preferredg1 slight event in addition to that shown below); see entry on Sept. 25 summarizing totals for the week V? (BSSA, 1929)UWarshauer notes: the hardest tremor in this city ]Hilo] was felt at 7:45 this morning=time from Honolulu record-10.5 hrs subtracted; HTH, 9/25/1929 st (kona)?Ohnp?-time 1:50 p.m., strong shock, swayed ferns and rocked house, E-W vibration9time from Honolulu record-10.5 hrs subtracted; HVO, unpub-hnp?-time-2:45 p.m., rattled door, N-S motion(the next four earthquakes) registered with 3-4 cm amplitude on the seismograms of about 120 times magnification, (ed. note: Whitney is 115) They would rank as slight earthquakescontinuous tremor to 5:00 PM3/24/29continuous tremor to 7:00 am3/25/29continuous tremor to 9:37 PM3/26/293/27/293/28/293/29/293/30/293/31/294/1/297/27/287/28/287/29/287/30/288/2/28@hnp?-time-4:20(?) p.m., weaker shock motion, not distinctly felt#time from felt report; HVO, unpub.slight class conflicts with later amplitude ranges which define "moderate" as 2.5-6 cm amplitude; conflict resolved if amplitudes refer to Kona seismometer4/3/294/5/294/7/294/9/294/10/294/11/294/12/294/13/29ESPHVO, v. 3, p. 1199; VL 2254/14/294/15/294/17/294/19/294/20/294/21/294/22/294/23/29perceptible avalanche tremor11/1/27ESPHVO, v. 3, p. 104011/2/2711/3/2711/4/2711/5/2711/7/2711/8/2711/9/2711/10/277/25/287/26/2811/21/278/3/288/4/288/5/288/6/288/7/28;felt locally; felt by a few persons in the volcano districtESPHVO, v. 3, p. 1143; VL 1898/8/28continuous tremor to 12:07 PM8/9/288/10/288/30/28felt locally by a few (VL)ESPHVO, v. 3, p. 1143; VL 1938/31/289/1/28ESPHVO, v. 3, p. 11492one eq during May 2-8 rattled windows locally (VL)ESPHVO, v. 3, p. 1203; VL 2285/6/295/7/295/9/295/10/295/12/29 III R-F (VL)<"epicentral" given as distance; close to HVO, felt locally; ESPHVO, v. 3, p. 1203; VL 2295/14/29felt locally, HonomalinoESPHVO, v. 3, p. 1203; VL 2305/15/295/19/295/20/295/21/295/25/295/26/295/27/295/28/29-felt locally, Hilo; felt in Hilo and PapaikouESPHVO, v. 3, p. 1203; VL 2315/29/295/30/295/31/296/3/296/7/296/9/296/10/296/11/296/12/296/16/296/17/29s (m)Hon notes: local shock; not rep felt; strongly felt at hnp, buildings creaked, prolonged E-W swaying, dismantled seismograph; felt at halfway house (Kau), acc by rumble, trees set in motion; felt at Hilo-articles displaced from shelveseqs; 2 events (feeble at Whitney) during week of 10/17-23/1929 not reported separately in VL; see VL 252, 1st col, paragraph 2; assume Kona seismometerPeters, 1929; ESPHVO, v. 3, p. 1206; VL 234 [distance of 44 mi doesn't match felt reports; intensity map suggests Hilea, as do newspaper reports of 20-30 mi ]6/18/296/19/29continuous tremor to 6:34 am6/21/296/22/29continuous tremor to 12:18 amESPHVO, v. 3, p. 1206; VL 235VL time 7:08; HA, 9/29/1929Warshauer notes: The Hilo district experienced several heavy shocks during the day; strongest shocks at 7 a.m. and 2 p.m.[3? p.m.]; distances 14-35 miles from HVOVL time 15:18; HA, 9/29/1929?time from Honolulu record-10.5 hrs subtracted; not listed in WKyHalemaumau eruption ends late in the evening; all fountaining and tremor ceased at 7:42 PM; ESPHVO, v. 3, p. 1216; VL 2407/29/297/30/29 (with E tilt)7/31/29&ESPHVO ends publication, July 31, 1929VL 241microtremor ending 05:15continuous tremor ending 22:47227 vf shocks during the week ending August 7, 1929continuous tremor ending 22:53 VL 242 VL 243328 vf shocks during the week ending August 14, 1929HESPHVO, v. 3, p. 1176 [listed in table as vf, VL implies feeble]; VL 20912/25/2811/28/2812/3/28ESPHVO, v. 3, p. 117612/6/2812/7/2812/8/2812/10/2812/11/28continuous tremor to 10:32 amcontinuous tremor to 11:22 am12/13/2812/16/2812/17/2812/22/2812/23/2812/24/28Nfelt locally; epicenter 10-12 mi SE of HVO, acc by tilt of 7 sec to north (VL)zfelt locally; epicenter 10-12 mi SE of HVO (VL); Warshauer notes: heavy earthquake felt locally, many awakened, no damageWarshauer notes: 15 shocks recorded at HVO at distances of 14-46 miles, dominantly 23-32 miles; see entry on Oct. 2 summarizing totals for the week"several spells of spasmodic tremor319 vf shocks during the week ending August 21, 1929continuous tremor1/9/291/10/2912/30/281/1/29ESPHVO, v. 3, p. 1002, 1044 [narrative suggests that this event and those in early August could be Kilauea events responding to the collapse of the lava column]; VL 136; Seismological Report, July-September, 1927 (Neumann, 19308/1/27MESPHVO, v. 3, p. 1004 [time given as 9:40 PM in narrative-HDT?], 1006; VL 1368/2/27 kl cal 0-5??'distance assumed; ESPHVO, v. 3, p. 1006ESPHVO, v. 3, p. 10068/3/27VI (W&K); V (kona)2/19/282/20/28continuous tremor to 3:14 PMESPHVO, v. 3, p. 10943/1/283/2/28continuous tremor to 4:23 PM!98-115 mi distance fits Haleakala1/21/29continuous tremor to 12:05 PM1/22/291/23/29continuous tremor to 6 PM1/24/29< 1/25/291/26/291/27/291/28/29$continuous tremor ends about 12 noon1/30/292/1/29ESPHVO, v. 3, p. 11892/2/292/5/29 kl cal deepV (W&K); IV (R-F)3/31/28continuous tremor to 9:32 PM4/1/28ESPHVO, v. 3, p. 11004/2/284/3/284/4/284/5/284/6/284/7/28<continuous tremor to 7:09 am; acc by avalanche in Halemaumau,assume rockfall trace; ESPHVO, v. 3, p. 1100Hon notes: felt Mauna Loa section of Honolulu; local to Kilauea; deep quake under e side of island, s Kilauea; dismantled seis, waked people all island of Hawaii, fel hnp, Hilo, Kohala; Warshauer notes: strongly felt eq; felt as far as Kona and KohalarPeters, 1929; ESPHVO, v. 3, p. 1184, 1185, 1189; VL 215, 216; HA, 2/11/1929; HSB, 2/5/1929; not found in HTH or MN2/7/29eqs; 114 events (very feeble at Kona) assumed for week of 9/26-10/2/1929; total event count of 244 reported in VL 251 list, col 2, 3rd paragraph from bottom2/22/29felt locally, Hilo and Pahala; especially strong at Pahala [VL time given as 2 p.m. on the 21st-assume time wrong, as only three slight events are mentioned]2/24/29felt locally; felt at Pahala<1 slight event in addition to those shown as moderate (Kona)Warshauer notes: Frank Greenwell (Honokahau) reports a particularly strong shock at 10:31 a.m. on the 23rd; see entry on Sept. 25 summarizing totals for the week %HA, 9/24/1929; not registered on OahuWarshauer notes: HVO registered 60 earthquakes as having taken place between 2 a.m. Sept. 22 and 8 p.m. today; more than 200 shocks felt at Holualoa during same period, more than 100 today, most more severe than yesterday. HA, 9/24/1929G4 feeble events; see entry on Sept. 25 summarizing totals for the week continuous tremor continues3/18/293/19/293/20/29continuous tremor to 6:06 amcontinuous tremor to 7:37 amcontinuous tremor to 10:02 amcontinuous tremor to 10:45 PM3/21/29continuous tremor to 8:00 am3/22/293/23/29continuous tremor to 12 noon6/16/286/18/286/19/286/20/286/21/28continuous tremor to 6:49 am6/22/286/25/286/26/286/27/286/28/286/29/286/30/287/1/28ESPHVO, v. 3, p. 11307/2/287/3/287/4/287/5/287/6/287/7/287/8/287/9/287/10/287/11/287/12/287/14/287/15/287/18/287/19/287/21/287/22/287/23/287/24/28ESPHVO, v. 3, p. 11432hnp?-time 6:30(?) p.m., slight shock, thought felt st (kona)5.6; 6.1GUTE; WKVIII (VL; USE?)ESPHVO, v. 3, p. 11994/2/29#ESPHVO, v. 3, p. 1135, 1143; VL 191ESPHVO, v. 3, p. 1031; VL 1536/21/276/22/276/24/276/25/276/26/276/29/276/30/277/1/27ESPHVO, v. 3, p. 10027/2/277/3/277/5/277/6/272precursory to Halemaumau eruption early on July 7?8/11/288/12/288/17/288/18/28#caused avalanche in Halemaumau (VL)9/4/28Mfelt in kona, on west side of island; felt in Kona, 7 mi from Kealakekua (VL)tESPHVO, v. 3, p. 1149, 1154 [time given as 20:31, distance 22 mi--probably same event, VL distance accepted]; VL 194single-component seismometer, formerly at Kealakekua, installed on Kilauea crater floor about 450 ft back from se rim of HalemaumauESPHVO, v. 3, p. 11489/5/289/6/289/7/289/8/28)felt in Hilo [time given as 6:01 PM (VL)]12/16/2712/17/2712/18/27#felt locally; time given as 3:37 PMESPHVO, v. 3, p. 1054; VL 15612/19/2712/20/2712/21/27continuous tremor to 2:03 PM12/22/2712/23/2712/24/2712/25/27seismographs overhauled; period left the same but damping ratio reduced from a periodicity to about 10:1; sensitivity increased and teleseisms more plainly recorded as well as microseismsESPHVO, v. 3, p. 11549/9/289/10/289/11/28?time given as 2:27 PM, felt locally by a number of persons (VL)ESPHVO, v. 3, p. 1149; VL 1949/13/289/14/289/15/289/16/289/17/28eqs; 58 events (feeble at Kona) assumed for week of 9/19-25/1929; total event count of 221 reported in VL 251 list, col 2, 3rd paragraph from bottom vf (kona)eqs; 121 events (very feeble at Kona) assumed for week of 9/19-25/1929; total event count of 221 reported in VL 251 list, col 2, 3rd paragraph from bottomESPHVO, v. 3, p. 1169; VL 19910/12/286/25/296/26/296/27/296/28/297/1/29ESPHVO, v. 3, p. 12177/2/297/3/297/4/29ESPHVO, v. 3, p. 1217; VL 2387/11/297/12/297/13/297/14/297/15/29Wfelt locally; distance indeterminate because of interference with trace of preceding eq7/16/297/17/29continuous tremor to 5:16 am7/18/297/19/297/20/297/21/297/22/297/23/297/24/297/25/29pseries of very small earthquakes a few minutes apart, acc by east tilt [acceleration of the precursory activity]ESPHVO, v. 3, p. 1210see note for 7/25 at 4:20 am^Halemaumau eruption begins; tremor becomes steady about 6:46 am; ESPHVO, v. 3, p. 1210; VL 23911/17/2811/20/2811/21/2811/22/2811/23/2811/24/283distance assumed; ESPHVO, v. 3, p. 1171, 1172, 1173!ESPHVO, v. 3, p. 1171, 1172, 117311/26/2811/27/281/26/281/27/281/28/281/29/281/30/281/31/282/1/28ESPHVO, v. 3, p. 10782/2/282/3/282/4/282/5/282/6/282/7/282/8/282/9/282/11/28-assume avalanche trace; ESPHVO, v. 3, p. 10780felt in Hilo and may have been felt locally (VL)ESPHVO, v. 3, p. 1078; VL 164continuous tremor to 10:21 am2/12/282/13/282/14/282/15/28ESPHVO, v. 3, p. 1078; VL 1652/16/282/17/282/18/28YESPHVO, v. 3, p. 1176 [listed in table as vf, VL implies feeble]; VL 209; HTH, 12/28/1928felt locally; awakened persons from sleep, accompanied by earth noise; direction to SW; presumed close by because of lack of preliminary phases [distance too low; kl cal 5-10?]/distance assumed; ESPHVO, v. 3, p. 1078; VL 1663/5/283/6/283/7/283/8/283/9/283/10/283/11/283/12/283/13/284assume rockfall trace; ESPHVO, v. 3, p. 1094; VL 1683/14/283/15/283/16/283/17/283/18/283/19/283/20/283/21/283/22/283/23/283/24/283/26/283/27/283/28/283/29/28continuous tremor to 10:18 amESPHVO, v. 3, p. 1094; VL 1713/30/28$followed by dust cloud in Halemaumau9/16/279/17/279/18/279/19/272assume rockfall trace; ESPHVO, v. 3, p. 1015, 10169/20/279/21/279/22/279/23/279/24/279/25/27+almost strong enough to be perceptible (VL)ESPHVO, v. 3, p. 1100; VL 1724/8/284/9/284/11/284/12/284/14/284/15/284/16/28>direction to SE; felt locally; felt by many in vicinity of HVOESPHVO, v. 3, p. 1100; VL 1734/17/284/18/284/20/284/21/284/22/284/23/284/24/284/25/284/26/284/27/285lava began sinking following this quake; felt at Hilo4ESPHVO, v. 3, p. 1188, 1189; VL 218; not found in HAcontinuous tremor stopped2/8/29=similarly registered in Kona, direction toward Mauna Loa (VL)ESPHVO, v. 3, p. 1189; VL 2162/9/292/13/292/14/292/15/292/19/29precursory earthquake swarm?ESPHVO, v. 3, p. 1185, 11892/20/29F Halemaumau eruption began about 12:30 am; ESPHVO, v. 3, p. 1186, 1189continuous tremor beginsESPHVO, v. 3, p. 1189; VL 2172/21/29B Halemaumau eruption ended; ESPHVO, v. 3, p. 1188; not found in HAESPHVO, v. 3, p. 1189; VL 2182/25/292/28/293/2/29ESPHVO, v. 3, p. 1194acc by slide in HalemaumauqPeters, 1929; VL 248: 79 seismic spells in 22 hours felt at Puu Waawaa; WK table shows 9/23 night; should be 9/225/14/285/15/285/16/285/17/285/18/28ESPHVO, v. 3, p. 1108; VL 1785/19/285/20/285/22/28IV; III R-F (VL)Hon notes: registered; small landslide in Halemaumau; 17 mi from HVO in Kapapala direction, felt-hnp, strong eq caused small landslide on E side of HalemaumauPeters, 1929; ESPHVO, v. 3, p. 1193, 1194; VL 219; moderate? (see reference to amplitudes of slight earthquakes in VL 251, col 2, paragraph 3!)3/3/293/4/293/6/293/13/293/14/293/15/29continuous tremor to 8:15 amcontinuous tremor to 9:47 amcontinuous tremor to 12:53 PMcontinuous tremor< to 1:06 PM3/16/293/17/296/6/28continuous tremor to 12:30 PM6/7/286/8/286/9/286/10/286/11/286/12/286/13/286/14/28continuous tremor to 12:24 PM6/15/28.ESPHVO, v. 3, p. 1031; VL 147; HTH, 10/21/192710/17/2710/19/2710/20/2710/21/2710/22/2710/24/2710/26/2710/28/27felt locally; felt more strongly in Kona as an 8-sec tremble accompanied by rumbling; recorded at Kealakekua and Hilo with origin indicated 4 mi E of Kailua on the SW slope of HualalaiESPHVO, v. 3, p. 1031; VL 14910/30/2710/31/274felt? [date/time given as 11:50 PM on the 31st] (VL)6/20/27the large number of vf shocks felt on December 3-5 represent a series of spasmodic tremors so definitely of volcanic origin to suggest imminent and certain eruption; distance 18 miles from HVOdistance could be Mauna Loa or Kilauea; lack of tilt signal (ESPHVO, v. 3, p. 1051) favors Mauna Loa; ESPHVO, v. 3, p. 1053; VL 15412/4/27Fdo; out of order; time given as 12:54 PM 12/4; change to 12:54 am 12/512/5/2712/6/277felt locally by many persons, accompanied by a rumblingESPHVO, v. 3, p. 1053, VL 15412/7/2712/8/2712/10/27felt in Hilo (VL)ESPHVO, v. 3, p. 1053; VL 15512/11/2712/12/2712/13/2712/14/2712/15/27ESPHVO, v. 3, p. 1053; VL 15612/26/2712/27/2712/28/27many avalanche tremors acc avalanches in Halemaumau-lowering of lava column indicated by south-directed tilt; precursory to Jan. 1928 Halemaumau eruption?2assume rockfall trace; ESPHVO, v. 3, p. 1048, 1054,assume rockfall trace; ESPHVO, v. 3, p. 105412/29/2712/30/2712/31/271/1/28ESPHVO, v. 3, p. 10661/2/2810/4/2810/6/2810/7/2810/9/2810/10/2810/11/28dWaiohinu: felt by everybody, rpd trm, rky [felt report/intensity interchanged for these two events?]7/26/276Waiohinu--felt by many; obs awakened; rpd trm N-S; rky9/19/289/20/28%strong enough to be perceptible? (VL)ESPHVO, v. 3, p. 1149; VL 1969/21/289/22/289/23/289/24/289/25/289/26/289/27/289/28/289/29/289/30/2810/1/28ESPHVO, v. 3, p. 116910/2/28distance 28 mi?; followed, at 4:15, by big avalanche in Halemaumau; avalanche at 4:07 p.m. caused the first of two large quakes (VL) [unlikely]ffelt locally; felt locally and in south Kau, Hilo and other places; not listed in Hon station bulletin5ESPHVO, v. 3, p. 1066; VL 159; not found in HTH or HArecorded on seismometers at Whitney (11 mi), Uwe (15 mi), Hm (11 mi), Hilo (29 mi) and Kona (49 mi); origin a few mi S of Kilauea, felt by a number of persons locally and in Hilo10/14/2810/15/2810/16/2810/17/2810/18/2810/19/2810/21/28ESPHVO, v. 3, p. 1169; VL 20010/22/287/10/29continuous tremor to 3:44 PM1/7/281/8/281/9/281/10/281/11/28tthis is interpreted as lava from the 1927 eruption reactivated by landslides associated with lowering of lava columncontinuous tremor to 10:50 am10/24/2810/25/2810/26/2810/27/2810/28/2810/30/2810/31/2811/1/28)characteeristic of avalanche tremors (VL)5assume avalanche trace; ESPHVO, v. 3, p. 1173; VL 202!acc by an avalanche in Halemaumau3assume avalanche trace; ESPHVO, v. 3, p. 1171, 117311/2/28ESPHVO, v. 3, p. 117311/3/2811/4/2811/6/2811/7/2811/8/2811/10/2811/15/281/14/281/15/281/16/281/18/281/19/281/20/281/21/281/22/281/23/281/24/28continuous tremor to 5:46 PM1/25/28p Hon HST given as 4:51 June 28; Seismological Report, April-June, 1926 (Neuman, 1928); ESPHVO, v. 3, p. 857, 8586/28/266/30/26"felt locally; strongest eq of weekfelt locally; felt; barely perceptible (I = II); time 02:20; Honomu--felt by sev; rpd tws; val. Kohala--felt by sev; grd trm; fnt sounds before and during shock; Hon notes: local shock; misinterpreted as quarry blast??; USEQ notes: repeats Neumann, 1930qSeismological Report, July-September, 1927 (Neumann, 1930) [HST time given as 9:40-wrong?]; ESPHVO, v. 3, p. 10068/24/278/25/278/26/278/27/278/28/278/29/278/30/278/31/279/1/27ESPHVO, v. 3, p. 10169/2/279/3/279/4/279/5/279/6/279/7/279/8/279/9/272assume rockfall trace; ESPHVO, v. 3, p. 1014, 10169/27/27zwell recorded on seismographs at Kona and Hilo (VL 145); keauhou (kona)-3, felt standing, dur 3 sec, acc by faint rattling.ESPHVO, v. 3, p. 1016; VL 144, 145; HVO, unpub{felt locally; noticed by a few persons in Hilo; well recorded on seismographs at Kona and Hilo, origin near Ainapo [Kaoiki]"ESPHVO, v. 3, p. 1016; VL 144, 1459/28/279/30/2710/1/27ESPHVO, v. 3, p. 1031Hon notes: local; quarry blast?0time given as 5:01 PM, might have been felt (VL)ESPHVO, v. 3, p. 1100; VL 1754/28/28\felt locally; feeble with an acceleration of 9mm/sec/sec, felt locally by one or two personsESPHVO, v. 3, p. 969; VL 125felt in Kealakekua (VL)5/15/275/16/27&ESPHVO, v. 3, p. 1189; not found in HA4/29/285/1/28ESPHVO, v. 3, p. 11085/2/28continuous tremor to 2:49 PM5/3/285/4/285/5/28strong enough to be felt? (VL)5/20/275/21/275/23/275/25/275/26/275/27/275/28/275/29/275/30/275/31/276/1/27ESPHVO, v. 3, p. 986oahu?9/28/269/29/269/30/2610/1/26ESPHVO, v. 3, p. 89710/2/2610/3/264Warshauer notes: glow seen on Mauna Loa from HonuapoHTH, 10/25/192610/5/2610/6/2610/8/2610/9/26 perceptible10/10/2610/13/2610/14/2610/16/2610/17/2610/18/26ESPHVO, v. 3, p. 1108; VL 1765/6/285/7/28continuous tremor to 3:22 PM5/8/285/9/285/10/285/11/285/12/28continuous tremor to 4:09 PM5/13/28%Hon notes: local shock (quarry blast)6/2/276/3/276/4/276/6/276/8/27KSeismological Report, October-December, 1927 (Neumann, 1931); not in ESPHVO10/2/2710/3/2710/4/2710/5/2710/6/2710/7/2710/8/2710/9/2710/10/2710/11/2710/12/2710/13/2710/14/2710/15/275/23/285/24/285/25/285/26/285/27/285/29/285/30/286/1/28ESPHVO, v. 3, p. 11196/2/286/3/282out of order; time given as 11:50 am; change to PM6/5/28continuous tremor to 7:59 amcontinuous tremor to 8:07 ameq at 6:01 PM [same event?] felt in Kona of origin local to Kona (VL); Warshauer notes: slight earthquake felt at Kealakekua; shook windows and walls, somewhat less violent than one in Septembery12 earthquakes; ESPHVO, v. 3, p. 811 table; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 1926)6 earthquakes; ESPHVO, v. 3, p. 811 tableDsee note for April 1, 1926; Warshauer notes: 2 probably felt in Hilo94 earthquakes; ESPHVO, v. 3, p. 811 table; HSB, 4/24/1926)2 earthquakes; ESPHVO, v. 3, p. 811 table(1 earthquake; ESPHVO, v. 3, p. 811 table(0 earthquake; ESPHVO, v. 3, p. 811 table6/10/276/11/276/13/276/14/276/15/276/16/276/17/276/18/276/19/277/19/27CHalemaumau eruption ends early morning; ESPHVO, v. 3, p. 1000, 10027/20/277/21/277/22/277/23/277/24/27ESPHVO, v. 3, p. 1002; VL 1357/25/27ml nf?? II (Honomu)ESPHVO, v. 3, p. 1054iESPHVO, v. 3, p. 1002; VL 135; Seismological Report, July-September, 1927 (Neumann, 1930); HTH, 7/25/1927Waiohinu--felt by many; grd sway N-S; rky; felt locally; felt Volcano & Hilo, possibly elsewhere; Warshauer note: two quakes, 2:07 and 6:13 a.m. felt at Hilo and Volcano districtsSeismological Report, July-September, 1927 (Neumann, 1930) [time given as 7/26 at 6:02--date wrong?]; ESPHVO, v. 3, p. 1002; VL 135; HTH, 7/25/1927 II (Waiohinu)cWaiohinu--felt by sev; grd sway N-S; rky [felt report/intensity interchanged for these two events?]distance assumed; Seismological Report, July-September, 1927 (Neumann, 1930) [time given as 12:00 HST, 7/26--date wrong?]; ESPHVO, v. 3, p. 10023/5/273/6/273/8/273/9/273/10/27,assume rockfall trace; ESPHVO, v. 3, p. 10661/3/281/4/283/12/27>feeble; eq also recorded on the seismograph at Kealakekua (VL)ESPHVO, v. 3, p. 949; VL 1163/13/273/15/27< 3/16/273/17/273/19/273/20/27Neumann, 1928; Hon notes cont.: shock appeared to come from directly beneath lasting 5s; Pepeekeo--felt by 2; doors rtl and creaked; rpd trm; slope of hill6/10/266/11/266/12/266/13/26$ESPHVO, v. 3, p. 858; duration 2 min6/14/266/16/266/17/266/18/266/19/26"felt locally; preceded by a rumbleESPHVO, v. 3, p. 858; VL 786/20/266/21/266/22/26felt locally (VL)6/23/26ffelt locally, caused pheasants to squawk [distance not given-assumed same as similar event on June 27]ESPHVO, v. 3, p. 858; VL 796/24/261/5/281/6/28mauna kea os deep?>6.43VV (kukuihaele); IV (Haiku, Hamakua, Kohala, Waiohinu, Honolulu, Waimanalo); III (Hilo)Hon notes: felt throughout Hawaiian Islands; felt times 4:45-5:00; Haiku, Maui--felt by many; rpd trm; pln. Hamakua--1 shock; grd trm N-S; felt by many; made loud sounds; hls sandy. Hilo--felt by sev; grd trm; 3 clocks on higher levels stopped; pln rocky.CESPHVO, v. 3, p. 1002 [time given as 1:30 HST, 7/27--date wrong?]; 7/28/277/29/27ESPHVO, v. 3, p. 1002; VL 1367/31/27II (Kohala and Honomu) lava appears in Halemaumau just before 12:30 am, 1/11/28, following a large avalanche, over immediately, no harmonic tremor; ESPHVO, v. 3, p. 1060, 1065, 1066; VL 1591/12/281/13/28Hon notes: not recorded;--felt by many in Waiohinu; 1 shock abr bmp then sway N to S. [Hon felt report seems to fit this hvo event; time and date wrong at one place or the other?]sfelt (at Wingate camp?); Warshauer notes: 250 quakes recorded at HVO from 4/14 to 4/18 a.m., none of great strengthSeismological Report, Jan.-3/1927 (Neumann, 1929): probably submarine origin; On NS the motion of the light spot was too rapid to register the maximum amplitude. Recorded on the D and H variometers at Ewa.Honolulu--res awakened; felt about equally in all parts of island; many telephone calls to newspaper offices. Kohala--felt by many; grd trm. Kukuihaele--felt by nrly all; many alarmed; grd, then rpd, then grd trm and bmp, 30 s; hills, rocky.,assume rockfall trace; ESPHVO, v. 3, p. 10782/21/282/22/282/23/282/24/288/17/278/18/278/19/278/20/278/21/278/22/278/23/27#Waiohinu--felt by sev; grd rkg N-S.Waiohinu--felt by all; few alarmed; trees and telephone wire down; stone walls fell down to S and SE; dishes on shelves and pictures displaced, some bottles thrown off, clock pendulum swinging NE-SW stopped at 9:43; onset grd, then trm motion N to S. @Seismological Report, July-September, 1927 (Neumann, 1930) cont.8/4/27continuous tremor to 6:23 am8/5/278/6/279/10/279/11/279/12/279/13/279/14/27continuous tremor to 5:04 PM9/15/27not recorded; HVO time 14:43 [wrong?]; Haina---felt by part of pop; many alarmed; windows rtl; rpd trm, then bmp, then trm: 15 s; 1d thn sounds; hls, rky; felt locally; felt by a few in HVO and Hilo; Hilo dist 34 mi; followed by vf aftershocksXNeumann, 1930; ESPHVO, v. 3, p. 962; VL 123 [max accel 11.0 mm/sec/sec, minimum slight?])aftershock?; continuous tremor to 7:07 PM5/1/27ESPHVO, v. 3, p. 9695/2/275/3/275/4/275/5/275/6/275/7/275/8/27ml wf?5/9/275/18/27Cnot recorded at HVO?; Kamuela--felt by sev; onset sl abr; one shock4Seismological Report, April-June, 1926 (Neuman, 19289/24/269/25/269/26/269/27/26Seismological Report, April-June, 1926 (Neumann, 1928); [Hon record almost obscured by microseisms; Hon amp & mag are low; preferred mag based on intensity]widely felt over island; dismantled seismometers at Hilo, Hilea, Kealakekua and HVO; one of 2 strongest shakes of series; strongly felt at Kahuku ranch 4:35 am AESPHVO, v. 3, p. 806, 812, 833; VL 70; no list of separate eventsWarshauer notes: Hilo shaken by severe quake, duration 10 sec; shed moved off foundation; strong quake felt at Kapoho at 4:40 a.m.; quake of unusual force felt at Honokaa, 4:40 a.m.; not felt at Hawi; also felt in Kau; v slight at HonomalinoNMN, 4/24/1926; HTH, 4/22, 24/1926; HSB, 4/22/1926; HA, 4/23/1926; see also bib10/19/2610/20/2610/21/2610/22/2610/23/2610/24/2610/25/2610/26/2610/27/2610/28/2610/29/2610/30/2610/31/26~felt locally by many persons; light thought to be associated with a falling meteorite seen a few minutes before the earthquakeESPHVO, v. 3, p. 984, 985, 986Warshauer notes: The second quake [at Kapoho] came at 5 o'clock but was not unusually powerful; also felt in Kau [not associated with Mauna Loa eruption?]HTH, 4/22/1926; HA, 4/23/1926no list of separate eventsESPHVO, v. 3, p. 806)4 felt at HVO; see note for April 1, 19265felt locally, dismantled one component of seismograph ESPHVO, v. 3, p. 896, 897; VL 9711/3/26ESPHVO, v. 3, p. 90311/4/2611/5/2611/7/2611/9/2611/10/2611/11/2611/12/2611/13/2611/15/2611/16/2611/17/2611/18/2611/19/2611/20/2611/21/2611/22/26acc by avalanche in Halemaumau1 assume rockfall trace; ESPHVO, v. 3, p. 902, 90311/25/26'distance assumed; ESPHVO, v. 3, p. 1002Sfelt in Hilo; slight on Hilo seismograph, time given as 9:13 p.m. [am/pm confused?]ESPHVO, v. 3, p. 1041, VL 15411/22/2711/23/2711/25/2711/26/2711/27/2711/28/2711/29/2711/30/2712/1/27ESPHVO, v. 3, p. 1053; VL 15412/2/27ESPHVO, v. 3, p. 1044, 105312/3/27continuous tremor to 10:38 PM7/11/27continuous tremor to 12:02 PM7/12/27continuous tremor to 5:43 am7/13/277/14/277/15/277/16/277/17/277/18/27continuous tremor to 4:55 amcontinuous tremor to 5:07 am11/18/27continuous tremor to 4:00 PM11/19/27continuous tremor to 12:13 PMfelt locally; felt Volcano & Hilo, possibly elsewhere; Hon notes: time 2:10; Honomu--felt by sev; grd rkg NS; mts.; US EQ notes: repeats Neumann, 1930; Warshauer notes: two quakes, 2:07 and 6:13 a.m. felt at Hilo and Volcano districts z apparently not felt at HVO; time 3:20; North Kohala--felt by many; abr bmp; rtl sounds; USEQ notes: repeats Neumann, 1929NESPHVO, v. 3, p. 929; Seismological Report, January-March 1927 (Neumann, 1929)1/27/271/28/271/29/271/30/271/31/272/1/27ESPHVO, v. 3, p. 9342/2/272/3/272/4/272/6/272/9/272/10/272/11/272/12/272/14/273/11/27]ESPHVO, v. 3, p. 817; HTH, 4/15/1926 [beginning of Mauna Loa's lower southwest rift eruption]felt (at Wingate camp?)ESPHVO, v. 3, p. 818)9 felt at HVO; see note for April 1, 1926y60 earthquakes; ESPHVO, v. 3, p. 811 table; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 1926majority of shakes during week ending 4/14/1926 originate along extension of Mauna Loa southwest rift into the lower Kau country, though some appeared to originate beneath Mokuaweoweo and along the northeast riftVL 68+felt (at Wingate camp?; Honolulu time 5:46 *13 felt at HVO; see note for April 1, 1926y86 earthquakes; ESPHVO, v. 3, p. 811 table; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 1926)not specifically mentioned isESPHVO or VL*17 felt at HVO; see note for April 1, 1926 ESPHVO, v. 3, p. 796, 803; VL 646/25/26$ESPHVO, v. 3, p. 858; duration 5 min6/27/26)felt locally, caused pheasants to squawk y61 earthquakes; ESPHVO, v. 3, p. 811 table; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 1926felt (at Wingate camp?)7 felt at HVO; see note for April 1, 1926y53 earthquakes; ESPHVO, v. 3, p. 811 table; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 1926+felt (at Wingate camp?); Honolulu time 2:45+felt (at Wingate camp?); Honolulu time 4:33[intensity map in W&K; Seismological Report, January-March, 1926 (Neumann and Service, 1927) ESPHVO, v. 3, p. 857, 858; VL 797/1/26ESPHVO, v. 3, p. 8687/2/267/3/267/4/267/5/267/6/267/7/267/8/26, assume rockfall trace; ESPHVO, v. 3, p. 868 II (Kamuela)>not recorded at HVO?; Kamuela--felt by sev; rpd trm; one shock:Seismological Report, July-September, 1926 (Neumann, 1928)7/9/26< 0out of order; listed as 1:38 PM, change to 10:387/10/267/11/26continuous tremor to 9:15 am2/25/282/26/28felt locally; dismantled instruments; stronger than the event at 1:41, apparently accompanied by south tilt; felt as a single jolt by nearly everyone, even those walking; direction to SW; presumed close by because of lack of preliminary phases8/8/278/10/278/12/278/13/278/15/278/16/27Eemergent trace correlated with avalanches in Halemaumau; felt locally7Seismological Report, Jan.-3/1927 (Neumann, 1929) cont.Seismological Report, July-September, 1927 (Neumann, 1930); Hon notes: no rec on E-W; felt in Hawaii; times 9:40-52; Haina--felt by many; abt bmp N-S abt 2 s; rky. ESPHVO, v. 3, p. 1002; VL 136; [34 mi from Hilo, 16 mi from HVO, suggests Kaoiki; max accel 90 mm/sec/sec]c; [intensity pattern matches M=5.0 8/20/24 & suggests Hilea]; HA, 8/6/1927; HTH, 8/3/1927; HSB, 8/5/1927; not found in MN4III (Haina, Honomu); V (Hilo); VI (Pahala, Waiohinu)?Honolulu Station Bulletin (Neumann, 1930); ESPHVO, v. 3, p. 9624/17/274/18/274/19/274/20/274/21/274/22/274/23/274/24/274/25/274/26/274/28/274/29/27<Kohala--felt by many; abr bump, 4 s; 1d noise before shocks.MSeismological Report, April-6/1927 (Neumann, 1930); not recorded at Whitney? 4/30/27 mauna kea IV (Haina)2distance assumed; ESPHVO, v. 3, p. 885, 888; VL 899/2/26ESPHVO, v. 3, p. 886, 888 north hawaii?kseveral on this day st distance 35 mi [most likely locations-Mauna Loa west flank or n of Mauna Kea summit}5/10/275/11/275/12/275/13/279/15/269/16/269/17/269/18/269/19/269/20/269/21/269/22/269/23/26ESPHVO, v. 3. p. 807earthquakes felt at Wingate camp, near Kapapala ranch, between 1:45 and 2:15, followed by intermittent tremors until beginning of eruptionESPHVO, v. 3. p. 814felt widely e half of Hawaii island; epicenter at upper end of Mauna Loa southwest rift to east of Mokuaweoweo; Warshauer notes: felt widely on east half of islandYnot reported at Hon mag obs (Neumann, 1928); ESPHVO, v. 3, p. 807, 812; VL 68; HTH, 04/15Mdo; small tidal waves noted at Hilo and Kona [HA] following these two quakesdnot reported at Hon mag obs (Neumann, 1928); ESPHVO, v. 3, p. 807, 812; VL 68; HA, 04/10; HTH, 04/154 felt at HVO ; local earthquakes during the last few months with origin distance about 19 miles (30.4 km) and line of direction suggesting the northeast summit region of Mauna Loa; additional notes on the eruption in VL 68-72; see note for April 1, 192675 earthquakes; ESPHVO, v. 3, p. 811 table, 813; [seismic prelude to Mauna Loa southwest rift eruption]; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 19265do; 0.872 quakes felt at HVO, not reported separately6do; 71 quakes not felt at HVO, not reported separatelyJSeismological Report (Hon Mag Obs).October-December, 1925 (Neumannn, 1927)12/27/2512/29/251/4/26ESPHVO, v. 3, p. 7821/5/26@should have been perceptible, caused squawking of pheasants (VL)%ESPHVO, v. 3, p. 772, 774, 782; VL 541/6/26We calculate, for each day, an equivalent magnitude for the unreported events, divided into dismantling, felt and unfelt (assume amp = 11 mm) based on daily event totals and number of events with times explicitly listed.Earthquake swarm calculations, April 10-30: Given that 24 quakes dismantled seismographs (assume amp >50 mm) we derive a Richter distribution ("b" value of 2.0) fitting 85 known felt events (assumed amp = 25 mm) as a proportion of the total listed. wdo; continuous tremor to 11:12 PM; Warshauer notes: slight earthquakes recorded by HVO at 11:13 [time wrong?] and 11:4611/11/27ESPHVO, v. 3, p. 1053Bfelt locally and Hilo; vf on Kona seismograph, near puna rift lineConclusion: Honolulu and HVO grossly underestimate the number of large events for this earthquake swarm. Aggregate moment for the month yields a magnitude of 6.94 for the entire swarm.11/27/2611/28/26kfelt locally; felt in Hilo, recorded as slight on the Hilo seismograph, origin beneath E flank of Mauna Loa"ESPHVO, v. 3, p. 1040; VL 151, 15411/12/2711/13/2711/14/2711/15/27ESPHVO, v. 3, p. 104111/16/2711/17/27nharmonic tremor begins, followed shortly by eruption in Halemaumau; ESPHVO, v. 3, p. 989, 990-992, 992; VL 1337/7/27mauna loa deep?>5.1?(IV-V HVO; IV at Haina & Honomu & Kohala 11/20/27-out of order; time given as am; change to PM?Waiohinu--felt by all; abr bmp; sway at finish; rky; USEQ notes repeat Neumann, 1930; Warshauer notes: wakened persons in volcano district and in Hilo; two of the heaviest quakes ever felt in Honokaa time of Waiohinu report given as 3:00 HST on July 6 [assume same event, time wrong]; Seismological Report, July-September, 1927 (Neumann, 1930); HTH, 7/7/1927; HA, 7/8/1927; HSB, 7/7/1927 7/8/277/9/277/10/27continuous tremor to 8:33 amHdismantled instruments, felt locally; felt Volcano House, max accel EW CESPHVO, v. 3, p. 927 [date given as 1/24 in narrative], 929; VL 1091/26/27 IV N. Kohala0assume rockfall trace; ESPHVO, v. 3, p. 933, 9342/15/272/16/272/17/272/18/272/21/272/22/272/23/27 west hawaii?2/24/272/26/272/27/272/28/273/1/27ESPHVO, v. 3, p. 9493/4/27Hon notes: not recorded;--felt by all; abr bmp, N-S; few pictures slightly displaced; pln rky;--felt by 15 or more people; abr bmp and rkg; sounds surface heard; bld and trees sway; bottles knocked from shelves; pictures SW ESPHVO, v. 3, p. 786, 793 notes: eq centered under Mauna Loa; felt generally throughout the island of Hawaii, duration more than 10 sec at Kilauea; dismantled seismographs at HVO and Kona; dislodged rock and broke pipe at Kapapala; HTH, 3/1/1926 3/12/263/13/263/14/26Ifelt Pahala; distinctly felt at Kapapala, only slightly registered at HVO&felt locally; felt locally and in Hilo3/15/263/16/263/17/263/19/26 alenuihahae" 6V (Kohala); IV-V (Honolulu)Hon notes: Heeia (Oahu)--felt tremor, dur 1.5 s; Ewa (Oahu)--distinctly felt by sev, Haiku (Maui)--felt abt 1 min, E to NW; Kohala--felt by many; rpd trm 1m; rtl sounds; Honomu--felt by many; grd rkg S abt 20 m.; Volcano House--felt distinctly by all9/9/259/10/259/11/259/12/259/14/259/16/259/17/25 ESPHVO, v. 3, p. 732, 734; VL 399/18/259/19/259/20/259/21/259/22/259/23/25$ESPHVO, v. 3, p. 818; HSB, 4/20/1926Hon notes: origin time accepted over HVO felt times; sharp earthquake felt at HVO and elsewhere at 14:05; felt (at Wingate camp? at 13:45; USEQ notes: strong shock; Honolulu time 13:57; distance 325 kmNNeumann, 1928 has eq at 14:00, 325 km distant; ESPHVO, v. 3, p. 813, 818, 831Warshauer notes: 3 severe earthquakes in quick succession at 2:05 p.m. rocked the Kilauea district and were felt in Hilo. Dishes fell from shelves, doors slammed and chandeliers were set swinging. Avalanches in Halemaumau HA, 4/19/19261 assume rockfall trace; ESPHVO, v. 3, p. 867, 868)caused large avalanche at Halemaumau (VL)ESPHVO, v. 3, p. 868; VL 817/13/267/14/267/15/267/16/267/12/267/22/26Waimanalo, Oahu--fbm; grd trm; mod bmp sds bef shock; val, rky. Waiohinu--felt by many; trees and poles sway sl; grd rkg and sway; two shocks; pln rocky seis dismantled, felt; Kona & Hilo seis dismantled, felt by nearly everyone, strongly felt in Hilo, items off shelves; Warshauer notes: recorded equally at Kona, Hilo and HVO; felt strongly Hilo, no damage; Kona, dishes off shelves; lighter locally+vf tremors frequent from 12 noon to 4:00 PM7/27/267/28/267/29/267/30/267/31/268/1/26ESPHVO, v. 3, p. 878V (W&K) IV-V (Honolulu)heaviest eq since similar event on 3/19/26; seismometers at HVO and Hilo dismantled, no direction or distance; felt with about equal intensity throughout Hawaiian group; apparently deep-seated; items shaken from shelves in Hilo; severe all Maui ex Hana Hilo--felt by sev all parts of city; pendulum clock on basement floor stopped at 9:13 [43?]; Honomu--felt by many; rpd rkg;< mts. Kohala--felt by obs; grd rkg 1/2 s; hls. Pahala-- plaster on walls crack and items on shelves thrown down.continuous tremor to 1:48 PM3/28/27continuous tremor to 9:41 am3/29/273/30/273/31/274/1/27ESPHVO, v. 3, p. 9624/2/274/3/274/4/274/6/274/7/27continuous tremor to 9:08 PM4/8/274/10/274/11/274/12/274/13/274/14/279/3/26~f north hawaii9/4/26 west hawaii9/5/269/6/269/7/269/8/269/9/269/10/269/11/26;Kamuela--time is 8:17; felt by sev; onset sl abr; one shockJESPHVO, v. 3, p. 888; Seismological Report, April-June, 1926 (Neuman, 19289/12/269/13/269/14/26ESPHVO, v. 3, p. 893felt reports from Hilo and Honolulu: Hilo--P. one bldg shk 6 in. from foundation; heavy tremors caused by Mauna Loa volcano; Honolulu--felt by many; rpd rkg, E-W, 3s, mts and val.; USEQ notes: repeats Neumann, 19280harmonic tremor begins, well established by 2 amMauna Loa southwest rift eruption begins, opening from near Mokuaweoweo downward, and accompanied by an earthquake swarm; ESPHVO, v. 3. p. 806-807, 814; VL 6812/10/2512/11/2512/12/2512/13/2512/17/2512/19/25>14.4>3.6Bdistance greater than 9 mi; felt locally; felt locally and at OlaaESPHVO, v. 3, p. 768; VL 5212/20/2512/23/2512/24/2512/25/25^not recorded at Whitney; felt report from Kohala--"felt by sev; abr, bmp. 'just a bump'; hill"hilo?4felt in Hilo; felt in Hilo as a slight vertical jolt)1 felt at HVO; see note for April 1, 1926y35 earthquakes; ESPHVO, v. 3, p. 811 table; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 1926Eswaying eq, producing the effect of e-w rocking ; felt Pahala and HVOESPHVO, v. 3, p. 812 III (Honomu)majority of eq's originated beneath Mokuaweoweo and the upper southwest rift; no indication of cracking down the mountain as in previous outbreaksCMauna Loa eruption over; last fuming seen on April 30; VL 72; VL 715/1/26ESPHVO, v. 3, p. 8545/3/265/4/265/5/265/8/265/9/265/11/265/12/265/13/265/14/2611/29/260felt locally; maximum acceleration = 8mm/sec/secltime given in text (9:09 PM) does not agree with time given in table (4:09 PM); ESPHVO, v. 3, p. 903; VL 10112/1/26Ddistance assumed; ESPHVO, v. 3, p. 1002; HTH, 7/7/1927; MN, 7/9/1927 hualalai?5/21/265/25/265/27/265/28/265/29/265/31/26III (Waiohinu)ESPHVO, v. 3, p. 91312/2/26felt locally; direction N68W!ESPHVO, v. 3, p. 911, 913; VL 10212/4/2612/7/2612/8/2612/10/2612/11/2612/12/26Sa perceptible eq reported in Kona at 20 min after [before?] midnight on July 7 (VL)ESPHVO, v. 3, p. 1002; VL 133RESPHVO, v. 3, p. 854; VL 75; Seismological Report, April-June, 1926 (Neuman, 1928)6/2/26ESPHVO, v. 3, p. 8589 felt at HVO; see note for April 1, 1926; Warshauer notes: 50 slight shocks bet 3 and 4 p.m.; 150 rec at HVO, 12 felt, 6 severe; eqs felt on higher slopes of Mauna Loa, inc rift cones83 earthquakes; ESPHVO, v. 3, p. 811 table; HSB, 4/14/26; HA, 4/14/1926; HTH, 4/15/1926; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 192612/13/2612/14/2612/15/26continuous tremor to 11:18 am12/16/2612/17/2612/18/2612/21/2612/22/2612/24/2612/25/26 IV WaiohinuHon notes: det, no amp; very rapid; Haina-felt by majority; rpd bmp EW about 10 s; 2d shock about 1/2 m; Honomu-felt by many; rpd rkg SW; Kohala-felt by many; rpd bmp; 2 shocks each 2 or 3 s; hls; felt all island; wakened persons at summer camp [hnp]k Neumann, 1930; ESPHVO, v. 3, p. 991, 993, 1002; VL 133 [sugg. high freq. deep event; hotspot activation?] IV (Waiohinu)12/31/261/1/27ESPHVO, v. 3, p. 9291/2/271/3/271/4/271/5/271/6/271/7/271/8/27dismantled seismographs, distance 16 mi to the SW; felt locally and stronger at Kapapala; widely felt over island, shook items from shelves at Kapapala; felt reports fromWaiohinu, Pahala and Pepeekeo; Warshauer notes: repeats info Neumann, 1928; ESPHVO, v. 3, p. 856, 858; VL 76; HTH, 6/9/1926; preferred magnitude calculated as average of intensity and nomogramvlight earthquake felt at Wingate camp; Warshauer notes: vigorous fountains in the Alika source about 8:30 a.m. Apr. 14_not registered; felt by many standing [Honomu, Hawaii]; "grd rkg SE, abt 10s; rtl sounds; val."ESeismological Report, January-March, 1926 (Neumann and Service, 1927)3/1/26ESPHVO, v. 3, p. 8033/3/263/4/263/7/26+assume rockfall trace; ESPHVO, v. 3, p. 8033/8/26ESPHVO, v. 3, p. 795, 8033/9/263/10/263/11/26t?9/2/25plainly felt in Pahala (VL) ESPHVO, v. 3, p. 731, 734; VL 379/4/259/5/25Inot in Hon Station Bulletin (Neumann, 1926c); ESPHVO, v. 3, p. 734; VL 379/6/259/7/259/8/25long swaying quake dismantled seismographs; severe in Kohala; toppled bottles in Hilo; felt, with small tsunami in Honolulu; felt on Maui and Oahu; 26 mi N of Honokaa, 25 mi NE of Kohala; strongly felt at Kohala and Honomu, less at Hilo$ESPHVO v. 3, p. 796, 798, 803; VL 65*10 felt at HVO; see note for April 1, 1926y26 earthquakes; ESPHVO, v. 3, p. 811 table; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 1926dismantled seismographs at Hilea, Hilo and Kealakekua; felt at, said to be the strongest yet; Warshauer notes: Severe earthquakes at 9:06 and 9:46 this morning were reported from but were not felt at, Kau; felt locallyx22 imperceptible earthquakes recorded during [Jul. 15-21], several of which appeared to originate at Mauna Loa distancesESPHVO, v. 3, p. 867, 8687/17/26hawaii?>corresponds to possibly local event reported from Hon Bulletin:Hon Station Bulletin (Neumann, 1928); ESPHVO, v. 3, p. 8687/18/267/19/267/20/267/21/26Qnot reported at Hon Mag obs; ESPHVO, v. 3, p. 831; HSB, 4/19/1926; HTH, 4/25/1926oWarshauer notes: Severe earthquakes at 9:06 and 9:46 this morning were reported from but were not felt at, Kau.1tremor, nearly continuous from 9:30 am to 1:30 PM7/23/267/24/26 vf for 3 min7/25/264out of order; time listed as 4:52 PM; assume 9:52 PM7/26/26strong, swaying earthquake, with displacement to n and e, felt at HVO; Warshauer notes: Terrific earthquakes shook the Kilauea section at 5:05 o'clock this afternoon, causing enormous avalanches in Halemaumau pit and frightening guests at Volcano House.$2 shakes; ESPHVO, v. 3, p. 836 tableAdistance and region assumed; 0 shakes; ESPHVO, v. 3, p. 836 table@distance and region assumed; 1 shake; ESPHVO, v. 3, p. 836 tablesee note for April 1, 1926Adistance and region assumed; 4 shakes; ESPHVO, v. 3, p. 836 table8/2/268/3/26s-feltESPHVO, v. 3, p. 875, 8788/4/268/5/268/6/26#ESPHVO, v. 3, p. 813; HA, 4/21/1926Isoseismal map in W&K; ESPHVO, v. 3, p. 943, 949; VL 117: seismometers off scale after about 10 seconds of shaking; [s-p of 10 s implies an 80 km distance equal to the Mauna Kea offshore location found by W&K]; HTH, HA, and HSB, 3/21/1927; MN, 3/23/1927Warshauer notes: a second shock [also felt throughout the islands?] came at 5:59 and lasted until 6:06 a.m.; not noticed on Maui [presumed aftershock, not recorded at HVO because seismographs not put back in operation?]Hon recorded a local event at 17:54 HST; 7 mm peak to peak amp on N-S component, 3.0 mm on E-W component; continuous tremor to 6:48 PM9/1/26ESPHVO, v. 3, p. 888Ffelt locally; felt by many at Volcano House and others in the vicinity8/22/268/23/268/24/268/25/26ESPHVO, v. 3, p. 8798/26/268/27/268/28/268/29/268/30/268/31/26V (W&K); III (Honolulu)Warshauer notes: Preceding the eruption several earthquakes rocked the island; tidal waves swept Kona; four-foot high tidal wave at Hilo.around 10:14 PM a prolonged quake, pheasants squawked much during and after the main shock, and a dog jumped up and showed alarm; felt locally; felt locally and in Hilo; Warshauer notes: knocked down books and dishes in Pahala, sent furniture across floordistance given as 9 mi, 19 mi more consistent with felt< report; not in Hon Station Bulletin (Neumann, 1927a); ESPHVO, v. 3, p. 762, 767, 768; VL 50; HTH, 12/9/1925. see also bib>felt locally and in Hilo, more gentle than previous event (VL)+ESPHVO, v. 3, p. 768; VL 50; HTH, 12/9/1925ESPHVO, v. 3, p. 7197/2/257/3/25Kemergent trace correlated with avalanches in Halemaumau; duration 4 minutes+assume rockfall trace; ESPHVO, v. 3, p. 7821/7/261/11/26Cdistance assumed from felt report; ESPHVO, v. 3, p. 772, 782; VL 551/14/261/15/261/16/26+felt in Hilo and Kona; plainly felt in Hilo ESPHVO, v. 3, p. 772, 782; VL 561/17/261/18/261/19/261/20/261/21/261/23/261/24/261/25/261/26/261/27/26felt by many at Honomu, rpd trm; 2s, val.; USEQ notes: 22:25 felt by many int. III); stronger than 11:41 quake; not individually listed in table; felt Pahala and HVO; majority of shakes from extension of mlswr; some from mok and mlner*Neumann, 1928; ESPHVO, v. 3, p. 812; VL 68q5 felt at HVO, many felt at Pahala in forenoon; eq's felt at MLO camp during the day; see note for April 1, 1926 Vfelt Waiohinu; plainly felt at Waiohinu and other points in Kau; time given as 1:34 am2distance assumed; ESPHVO, v. 3, p. 839, 854; VL 735/15/265/18/265/19/265/20/2681 earthquakes; ESPHVO, v. 3, p. 811 table, 812, 816; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 1926 3:00-3:30felt locally and Hilo; Hon notes: not recorded; felt by many sitting []; abr prolonged but not severe, finished trm; dishes rtl; pln rky; USEQ notes: repeats Neumann, 1928 sharp shock felt at HVOhileaunusually sharp quake felt on Mauna Loa this evening; quake with strong, twisting motion felt at HVO, dur >30 sec (Whitney); alarming shock at 7:45 PM with wrenching movement and creaking of rocks; Honolulu time 19:41; Warshauer notes: hm crack widened=Neumann, 1928; ESPHVO, v. 3, p. 807, 813, 817; HTH, 4/15/1926 ESPHVO, v. 3, p. 786, 793; VL 612/23/262/24/26psharp jolt similar to event on 2/21 accompanied by a deep booming noise; felt as if origin were very near to HVOwidely felt, felt locally; felt Hilo & Waiohinu; 46 mi from Hilo; probably near Mauna Loa summit; time 21:00; Waiohinu--felt by many; rpd trm appeared to be from N to S; pln rky; U.S EQ notes; repeats Neumann, 1928.wESPHVO, v. 3, p. 912, 913; VL 105; Seismological Report, October-December, 1926 (Neumann, 1928); not registered on Oahu12/26/26continuous tremor to 4:20 am12/27/2612/28/2612/29/2612/30/266/3/261/9/271/10/271/11/271/12/271/13/271/14/27continuous tremor to 5:09 PM1/15/271/16/270assume rockfall trace; ESPHVO, v. 3, p. 927, 9291/17/271/18/271/19/271/20/271/21/271/22/271/23/271/24/27strongly felt in Kona (VL)!ESPHVO, v. 3, p. 927, 929; VL 1091/25/27uniform, small for 1 min6/7/26vf?6/9/26IV (W&K); IV-V Kapapala; USEQ notes: IV Waiohinu; IV Pahala; III Pepeekeo9vertical jolt followed by n-s motion felt at Wingate camp felt at Kona and Honokaa; plainly felt Kealakekua; not felt HVO; Hon notes: not registered; felt report from Kohala--"felt by sev; doors mvd; rapid trm short dur; sounds rtl"; USEQ notes: time 07:36; felt by several in Kohala; doors moved; short durationkESPHVO, v. 3, p. 723, 725; VL 36; Seismological Report (Hon Mag Obs). July-September, 1925 (Neumannn, 1926)8/29/25a35408/30/258/31/25Semergent trace correlated with avalanches in Halemaumau; 14 tremors ending at 14:45Xemergent trace correlated with avalanches in Halemaumau; eight tremors ending at 1:10 PM+assume rockfall trace; ESPHVO, v. 3, p. 7349/1/25ESPHVO, v. 3, p. 734+assume rockfall trace; ESPHVO, v. 3, p. 75010/3/25ESPHVO, v. 3, p. 75010/4/25ESPHVO, v. 3, p. 663, 668; VL 72/9/252/10/25ESPHVO, v. 3, p. 669+assume rockfall trace; ESPHVO, v. 3, p. 6692/11/252/12/259/24/259/25/259/26/259/27/259/29/259/30/2510/2/2510/19/2510/20/2510/21/2510/22/2510/23/2510/24/2510/25/2510/26/2510/27/25Warshauer notes: felt in Hilo, unusually long-- two waves a few sec apart, bottles fell; felt by nearly everyone in Kohala as quite strong; felt generally on island; series of shocks on Oahu, local tsunami; felt on Maui as severe jolt followed by swaying@HTH, 3/20/1926; HSB, 3/20/1926; HA, 3/20; 21/1926; MN, 3/24/19263/20/26Hon notes: felt; aftershock felt at Kohala, felt locally; recorded at Hilo, Kona, Hilea and HVO; Warshauer notes: felt at Kohala 7:30 AM, not as strong as last night's shock; a very light quake was felt in Hilo shortly after 7%not reported inESPHVO; HSB, 4/19/1926 4 felt at HVOy20 earthquakes; ESPHVO, v. 3, p. 811 table; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 1926.3 quakes on the 20th were of Halemaumau origin!ESPHVO, v. 3, p. 811 table; VL 69Ynot in Hon Station Bulletin (Neumann and Service, 1927); ESPHVO, v. 3, p. 796, 803; VL 663/30/263/31/26671 earthquakes during the month of April, 85 felt at HVO, and 24 strong enough to dismantle instruments (ESPHVO, v. 3, p. 836)wpreferred magnitude calculated as Richter distribution assuming b = 1.8 and 76 events >M3.25 apportioned over the monthAdistance and region assumed; 5 shakes; ESPHVO, v. 3, p. 836 tableAdistance and region assumed; 2 shakes; ESPHVO, v. 3, p. 836 tableAdistance and region assumed; 7 shakes; ESPHVO, v. 3, p. 836 table5ESPHVO, v. 3, p. 762, 767, 768; VL 50; HTH, 12/9/19254Warshauer notes: second shock at 11:45 (time wrong?))2 felt at HVO; see note for April 1, 19      !"#$%&'()*+,-./0123456789:;<=>?@ABCEFGHIJKLMNOPQRSTUVWXYZ[\]^_`abcdefghijklmnopqrstuvwxyz{|}~2623 earthquakes; ESPHVO, v. 3, p. 811 table; VL 69; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 1926%small earthquake felt at Kahuku ranchESPHVO, v. 3, p. 833not registered; felt report from Island of Hawaii: several shocks preceded eruption of Mauna Loa. "Shocks almost incessant until 20th."ESPHVO, v. 3, p. 762, 768III-VHon notes: teleseism recorded at 5:57-6:12 [not local to islands]; no felt reports [conflicts with report in HTH]; HTH, 3/21/1927; MN, 3/23/19273/21/273/22/273/24/273/25/273/26/27 ESPHVO, v. 3, p. 876, 878; VL 858/7/268/8/26continuous tremor to 8:23 am8/9/268/10/26continuous tremor to 4:32 PM8/11/268/12/268/13/268/14/268/15/268/16/268/17/268/18/268/19/268/20/268/21/26 HA, 4/10/19265/26/25Ddismantled instruments; felt at Volcano House, accompanied by a roar ESPHVO, v. 3, p. 695, 696; VL 225/27/255/30/255/31/256/1/25+assume rockfall trace; ESPHVO, v. 3, p. 7086/3/256/4/256/5/25ESPHVO, v. 3, p. 7086/6/256/8/256/9/256/10/25ESPHVO, v. 3, p. 703, 7086/11/256/13/256/17/256/18/256/19/256/20/25Oemergent trace correlated with avalanches in Halemaumau; large avalanche at pit6/21/256/23/256/24/256/25/25 ESPHVO, v. 3, p. 703, 708; VL 276/26/256/27/256/29/256/30/257/1/25/distance and time assumed; ESPHVO, v. 3, p. 615 aftershock10/29/24time given as 10:56 am on p. 614; felt at HVO, not at Halemaumau; Warshauer notes: Superintendent Boles quoted as saying "two mild shocks were felt at 11 o'clock this morning"7/4/25felt locally and in Hilo (VL)ESPHVO, v. 3, p. 719; VL 287/5/257/6/257/7/257/8/25IV (USE)1/28/26in the perceptible class (VL) ESPHVO, v. 3, p. 782, 785; VL 581/29/261/30/262/1/26ESPHVO, v. 3, p. 7932/4/262/5/262/7/26maui?IV (Maui); III (Honolulu)felt Honolulu and Maui; Cox notes: 124 mi from Kilauea; Warshauer notes: sharp shock on Maui (like an explosion) and Honolulu; two shocks on Maui 2 minutes apart, second one at 11:30 brought people out doors; also felt on Oahu7/21/257/22/25kohala III (Kohala)Wcontinuous shaking at Waiohinu; wood valley had so many shakes that people were alarmed"ESPHVO, v. 3, p. 812; HSB, 4/14/26one of 2 strongest shakes of series [confused with quake at 19:46?]; Waiohinu telephone operator timed shock Tuesday morning [Apr. 13], dur 1 min?not reported by Hon Mag obs; < ESPHVO, v. 3, p. 812; HSB, 4/14/26 felt at HVOESPHVO, v. 3, p. 812Hon notes: local shock; felt in Oahu and Maui; P. distinct in Honolulu; many residents of Kaimuki, Waikiki and lower Manoa momentarily frightened. Sharp on Maui; noted by all central and west Maui; sharp, exp.; felt by sev at EwaSeismological Report, January-March, 1926 (Neumann and Service, 1927) [Hon: phases 5 and 17 sec apart (s-p?); 1-2 sec period; duration 45 sec); assume 140 km from Honolulu and 1.5 sec period; w Maui fits both distances]ESPHVO, v. 3, p. 785, 7932/8/262/9/262/11/262/14/26+assume rockfall trace; ESPHVO, v. 3, p. 793 felt Pahala2/17/262/18/26felt as a single bump, very small, accompanied with a cracking noise followed by a rumble; appeared to be close to HVO; felt locally8/9/258/15/258/16/258/17/258/18/25 felt in Hilo and Kohala; Hon notes: not recorded; felt report from Kohala, time 10:35, "felt by sev; rpd bump rkg trm ls; sounds ld rmb rtl bef"kESPHVO, v. 3, p. 723, 725; VL 35; Seismological Report (Hon Mag Obs), July-September, 1925 (Neumannn, 1926)!aftershock?; ESPHVO, v. 3, p. 7258/20/258/21/258/22/258/23/258/24/258/25/258/26/256/4/26 east hawaii IV; II (USE)slightly felt in Hilo (VL); Hon notes: felt by sev lying down [Honomu]; grd trm, N-S; 2 shocks abt 2 s each; USEQ notes: repeats Neumann, 1928 cESPHVO, v. 3, p. 858; VL 76; Seismological Report, April-June, 1926 (Neuman, 1928); not found in MN/earthquake with e-w motion felt at Wingate campESPHVO, v. 3, p. 817?ESPHVO, v. 3, p. 786, 793 [feeble designation in error?]; VL 622/25/262/26/262/27/262/28/26V (W&K)iWarshauer notes: earthquakes recorded at HVO: 4/10-70; 4/11-34; 4/12-72; 4/13-154; 4/14 (to 6:30 a.m.)-30HSB, 4/14/1926; HTH, 4/14/1926This year confirms previous observations that seismic frequency and intensity are higher when the pit [Halemaumau] is quiet than when molten lava is visibleVL 41/23/251/24/251/25/251/26/25(VL gives time as am, direction to the SEESPHVO, v. 3, p. 648, 657; VL 51/27/25ESPHVO, v. 3, p. 658+assume rockfall trace; ESPHVO, v. 3, p. 6582/1/25ESPHVO, v. 3, p. 668+assume rockfall trace; ESPHVO, v. 3, p. 6682/2/252/5/252/6/252/7/252/8/25/tremors for 4 minutes; date missing-assume 7/287/29/24@Halemaumau eruption ends between 11:00 am 7/29 and 10:00 am 7/30ESPHVO, v. 3, p. 583ESPHVO, v. 3, p. 669; VL 82/13/252/14/25Kemergent trace correlated with avalanches in Halemaumau; lasts over two min10/5/2510/6/2510/7/2510/8/2510/9/2510/10/2510/11/2510/13/2510/16/2510/17/2510/18/25`emergent trace correlated with avalanches in Halemaumau; frequent from 11 PM to 1 am on the 28th10/28/25two earthquakes#felt locally (VL), 8 mi (18?) to SEESPHVO, v. 3, p. 750; VL 4510/29/2510/30/2510/31/2511/1/25ESPHVO, v. 3, p. 75511/2/2511/3/25+assume rockfall trace; ESPHVO, v. 3, p. 75511/4/2511/5/25Gfelt locally; source probably to the NW; felt at Volcano House and HiloNeumann and Service, 1927a; ESPHVO, v. 3, p. 796, 798, 803; VL 65; HTH, 3/20/1926; HSB, 3/20/1926; HA, 3/21; 27/1926; MN, 3/24/19263/21/26felt locally; small jolt%ESPHVO, v. 3, p. 796, 798, 803; VL 653/22/263/26/263/27/263/28/263/29/26$dismantled one seismograph componentESPHVO, v. 3, p. 753, 75511/15/2511/16/2511/17/2511/18/2511/19/2511/20/2511/21/2511/22/2511/23/2511/24/2511/27/2511/28/2511/29/2511/30/2512/1/25ESPHVO, v. 3, p. 76812/2/2512/3/25Gemergent trace correlated with avalanches in Halemaumau; duration 5 min+assume rockfall trace; ESPHVO, v. 3, p. 76812/4/2512/5/2512/6/25$0 shakes; ESPHVO, v. 3, p. 836 tableml ner?Inot found in Hon Station Bulletin (McFarland, 1929); ESPHVO, v. 3, p. 6049/11/249/12/249/13/24several shakes appeared about the distance of Mauna Loa's NE rift zone; appeared to originate from Mauna Loa's northeast rift zone ESPHVO, v. 3, p. 687, 689; VL 18ESPHVO, v. 3, p. 689; VL 184/25/254/28/254/29/25ESPHVO, v. 3, p. 689, 6944/30/25harmonic tremor? for 15 minharmonic tremor? for 22 min5/2/25ESPHVO, v. 3, p. 6965/3/255/4/25more prolonged than event at 9:19, alarmed a collie dog; dismantled instruments; felt locally; VL and ESPHVO text gives time as 12:45 PM; Warshauer notes: second shock at 11:45 (time wrong?)not reported in Hon Station Bulletin (Neumann, 1927a; ESPHVO, v. 3, p. 762, 767, 768 [table time given as 1:45 PM and distance 19 mi; 1.9 mi better fits felt info]; HTH, 12/9/192512/7/2512/8/255/8/255/9/255/10/255/11/255/12/255/13/255/15/255/16/255/17/25felt locally, strong at Hileay17 earthquakes; ESPHVO, v. 3, p. 811 table; 1.128 quakes assumed to have dismantled seismograph; see note for May 1, 1926 kaoiki deep?6Seismological Report, April-June, 1926 (Neumann, 1928)2 shocks not reportedAdistance and region assumed; 3 shakes; ESPHVO, v. 3, p. 836 table3 or 4 sharp and alarming jolts; dismantled seismographs; threw down many objects [at HVO]; not noticed in Hilo, Kapoho, or Waiohinu, recorded at Hilea; expansion of existing cracks near V House and HVO, none new; Warshauer notes: not felt in Kona or Kauamplitude assumed consistent with intensity and occurrrence of aftershocks; not found in Hon Station Bulletin (McFarland, 1929); ESPHVO, v. 3, p. 611, 614, 615; HTH, 10/29/1924dthen follows in one hour 4 very feeble, 1 feeble, and 4 slight shakes; aftershock; times approximate-see note for 5/1/24; untabulated slight = 11 *63 earthquakes; ESPHVO, v. 3, p. 576 table*ESPHVO, v. 3, p. 614, 615; HTH, 10/29/1924felt all over Hawaii (moderate or strong?, or greater distance?); VL 28 has incorrect? time of 0645"; Hon notes: not registered but felt report received--time 16:20, felt by several at Kapaau; rapid bump; sounds faint rattle; 2 shocks BHon Station Bulletin (Neumann, 1926c); ESPHVO, v. 3, p. 719; VL 297/9/25 ESPHVO, v. 3, p. 713, 719; VL 29felt in Pahala (VL)7/10/257/11/25+assume rockfall trace; ESPHVO, v. 3, p. 7197/12/25=felt locally; accompanied by rumble; suggests vertical motion7/13/257/14/25felt at Pahala (VL)7/15/25+assume rockfall trace; ESPHVO, v. 3, p. 720ESPHVO, v. 3, p. 720ESPHVO, v. 3, p. 720; VL 307/17/257/18/25'felt locally; accompanied by a rumbling7/19/257/20/25do; ESPHVO, v. 3, p. 626oESPHVO, v. 3, p. 785, 793 [time given as 11:30 in table]; VL 59; Cox, 1986, p. 64; HTH, 2/8/1926; MN, 2/10/1926IV (Hon/Maui); II (Ewa, Oahu) ESPHVO, v. 3, p. 714, 720; VL 317/24/257/25/257/26/257/27/257/28/25oahu3.3-3.8 II-III Honfelt in Honolulu, not recorded at Whitney; Hon notes: local shock; impulsive onset to max ~12 sec; 1 s per; duration 5 min); poss distance range thus 40-80 km; Cox notes: felt all parts of OahuESPHVO, v. 3, p. 722; VL 32; Seismological Report (Hon Mag Obs), July-September, 1925 (Neumannn, 1926); Cox, 1986; not found in MNPemergent trace correlated with avalanches in Halemaumau; 5 vf tremors for 1 hour2/19/262/21/26II8/7/258/8/25+assume rockfall trace; ESPHVO, v. 3, p. 72512/22/248/19/25 IV (Kohala)12/23/2412/24/2412/26/2412/27/2412/28/2412/29/2412/30/247felt locally, swaying motion e to w, pheasants squawkedESPHVO, v. 3, p. 644, 64512/31/24)Volcano Letter begins weekly publication 1/1/25ESPHVO, v. 3, p. 6571/2/251/3/25 hm rockfall7emergent trace correlated with avalanches in Halemaumau]emergent trace correlated with avalanches in Halemaumau; 9 tremors between 10:30 and 11:15 am8/28/25V; IV (Kohala)Seismometers located at Hilea, Kealakekua, and Hilo, in addition to Whitney; magnifications are 25x (50x at Kealakekua); Hilea gets the most small shocks (next to Kilauea), Kona next, and Hilo fewestVL 21/8/251/9/251/10/251/11/251/12/25Gemergent trace correlated with avalanches in Halemaumau; duration 2 min1/14/257/18/24< 7/19/24ESPHVO, v. 3, p. 786 cont.: strongest eq felt on Kapapala Ranch within past two years; also felt at Puu Oo on s slope of Mauna Kea; epicenter estimated under Mauna Loa NE rift; VL 62 notes repeats ESPHVO; USEQ notes (felt by many standing); see also bib1/15/251/16/251/17/251/18/251/19/251/20/251/21/25felt locally; Warshauer notes: quake dur several secs, severe, rocked Hilo, knocked pictures and vases down; seemed to come in a wave, which shook their houses in sections at a time as the wave seemed to pass onAESPHVO, v. 3, p. 586; not in Hon station bulletin; HTH, 7/21/19247/21/247/22/247/23/247/24/247/25/247/26/247/27/24/accompanied by an avalanche cloud in HalemaumauESPHVO, v. 3, p. 583, 586date missing-assume 7/28t*quake made windows rattle but was not feltJaggar, 1947, p. 2567/31/248/1/24ESPHVO, v. 3, p. 5958/2/248/3/248/4/242/15/252/16/252/17/252/18/25kohala?"Probably in Kohala; felt in KohalaLnot in Hon Station Bulletin (Neumann, 1926); ESPHVO, v. 3, p. 661, 669; VL 92/20/252/21/252/23/252/24/252/25/252/26/252/27/252/28/25 ESPHVO, v. 3, p. 669, 676; VL 10ESPHVO, v. 3, p. 6833/2/25+assume rockfall trace; ESPHVO, v. 3, p. 6833/3/253/4/253/5/253/6/253/7/253/8/253/9/253/10/25$felt locally; distinct vertical jolt ESPHVO, v. 3, p. 676, 683; VL 113/11/25:felt locally, dismantled instruments; awakened many people3/12/253/15/25felt, Kealakekua3/16/253/21/253/23/253/24/253/25/253/27/25Gemergent trace correlated with avalanches in Halemaumau; duration 3 min ESPHVO, v. 3, p. 753, 755; VL 4611/7/2511/8/2511/9/2511/10/2511/12/2511/13/25+assume rockfall trace; ESPHVO, v. 3, p. 6894/5/254/6/254/7/254/8/254/9/256dismantled instruments; awakened many at Volcano HouseESPHVO, v. 3, p. 689; VL 164/10/254/11/25 ESPHVO, v. 3, p. 687, 689; VL 164/12/254/13/254/14/254/15/25awakened a few at Volcano House4/16/25-felt locally; generally felt at Volcano House ESPHVO, v. 3, p. 687, 689; VL 174/17/254/18/254/19/254/20/25snappy, jerking shock, of short duration and plainly felt, followed by an avalanche in Halemaumau; dismantled instruments; felt locally; Warshauer notes: the strongest earthquakes registered at HVO within a year; dishes and books knocked down 9/14/249/15/249/16/24(out of order; listed as PM, change to am9/17/24vi9/18/249/20/249/21/249/22/249/23/249/25/249/27/249/30/2410/1/24ESPHVO, v. 3, p. 61510/2/2410/3/2410/4/2410/5/2410/6/2410/7/2410/9/2410/10/24ml swr?5/5/255/6/25+assume rockfall trace; ESPHVO, v. 3, p. 6965/7/2510/19/2410/20/2410/21/24>1.6>0.540distance greater than 1 mi; ESPHVO, v. 3, p. 615>1.5610/22/2410/23/2410/24/2410/25/24*27 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 23 )6 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 13 (several quakes during the previous night ESPHVO, v. 3, p. 695, 696; VL 215/18/255/19/25ESPHVO, v. 3, p. 695, 6965/20/255/21/255/22/255/23/255/24/255/25/2510/26/24felt in Pahala10/27/2410/28/24*53 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 43 &sharp, felt at roadway w of Keanakakoi,see note for 5/1/24; untabulated slight = 9 *47 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 37 [see note for May 1, 1924; untabulated slight = 11; earthquakes noted at HVO during this day/63 earthquakes; ESPHVO, v. 3, p. 576 table, 567[see note for May 1, 1924; untabulated feeble = 52; earthquakes noted at HVO during this day4instrument dismantled, rocking continued for 3-4 secESPHVO, v. 3, p. 568-see note for 5/1/24; untabulated feeble = 52 !preceded by rumbling noise s to nmWarshauer notes: Superintendent Boles quoted as saying "two mild shocks were felt at 11 o'clock this morning"%ESPHVO, v. 3, p. 615; HTH, 10/29/192410/31/2411/1/24ESPHVO, v. 3, p. 62611/2/2411/3/2411/4/2411/5/24tremor for 4 minutes11/6/2411/8/2411/9/2411/10/24Sa concussion and a detonation like a single thunderclap; accompanied by deep rumbleGdistance assumed consistent with description; ESPHVO, v. 3, p. 618, 62611/16/24tremor for 6 minutes11/17/24tremor continues for 4 minutes11/20/2411/24/2411/25/2411/27/24Davalanching reaches a climax at Halemaumau between 10 and 10:35 a.m.Gdistance assumed consistent with description; ESPHVO, v. 3, p. 625, 626do; enot registered; felt report received from N. Kohala--felt by several, abr bump 2s; sounds fnt rmb befxSeismological Report (Hon Mag Obs). July-September, 1925 (Neumannn, 1926); ESPHVO, v. 3, p. 720: not recorded at Whitney7/23/25ESPHVO, v. 3, p. 64412/3/24(out of order; listed as am, change to PM12/4/2412/5/24Felt at HVO, more strongly at Mountain View; the northeast wall [of Halemaumau] shows scars and fresh talus, possibly triggered by a quake at 8:30 [time wrong? or record of rockfall?]ESPHVO, v. 3, p. 630, 640, 64412/6/2412/7/2412/8/2412/9/2412/11/2412/12/24ESPHVO, v. 3, p. 64512/13/2412/14/24kilauea}quick, twisting shock, generally felt near the volcano, limited to the Kilauea district; felt locally, dismantled instrumentsESPHVO, v. 3, p. 630, 64512/15/2412/16/2412/17/247/30/25ESPHVO, v. 3, p. 720, 7237/31/258/1/25ESPHVO, v. 3, p. 7258/2/251date given as 8/2; times out of order; assume 8/38/4/258/6/2512/20/24see note for May 1, 1924; untabulated slight = 1; 2 fresh cracks, 1/2 inch across, found on Keauhou road, 1 mi s of fork in the Kapapala trail, trend e-w [verifies that quakes in May 1924 are Kaoiki events at 19 km distance]@11 earthquakes; ESPHVO, v. 3, p. 576 table; ESPHVO, v. 3, p. 576+assume rockfall trace; ESPHVO, v. 3, p. 6571/4/251/5/251/6/25@accompanied by roar and release of steam and dust in HalemaumauESPHVO, v. 3, p. 581, 5867/7/247/8/247/10/247/11/247/12/247/13/247/14/247/15/247/16/247/17/24Jaggar, 1947, p. 251a heavy quake; N-S dismantledJaggar, 1947, p. 252C248 earthquakes, 45 felt; 2 explosions; ESPHVO, v. 3, p. 557; tableUHalemaumau eruption begins about noon; Warshauer notes: lava broke forth at 3:30 p.m.$ESPHVO, v. 3, p. 581; HTH, 7/21/19247/20/24hiloa moderate quake; dismantled both instruments; Warshauer notes: A strong earthquake shook the entire Kilauea district at 9 o'clock [time wrong?]Jsee note for May 19, 1924; time 11:23; Jaggar, 1947, p. 253; HA, 5/27/1924Jaggar, 1947, p. 254a moderately heavy quake,see note for 5/1/24; untabulated slight = 6 C156 earthquakes, 19 felt; 1 explosions; ESPHVO, v. 3, p. 557; table.see note for 5/1/24; untabulated feeble = 137 Jaggar, 1947, p. 255Zfelt quake at Halemaumau, preceded and accompanied by a rumble; not mentioned in HVO notesIsame as preceding, but rumble was louder; both seemed to be E-W movementsa rather sharp quake;ESPHVO, v. 3, p. 552; see note for May 20, 1924, time 14:40sharp quake; N-S dismantled8/5/248/6/248/7/248/8/248/9/248/10/248/11/248/12/248/15/248/17/248/18/248/19/248/20/24W&KV (Kau)earthquake centering near Kapapala, felt HVO, Hilo, Pahala, and Kona, but not Kapoho; distance 16 mi, felt all over Hawaii; isoseismal map in W&K, who suggest a Hilea epicenter3/1/25ESPHVO, v. 3, p. 590, 592, 595; [M~5.0 predicts an amp of 4 mm on Milne-Shaw, which was not reported in the Honolulu station bulletin]; HTH, 8/20/1924--see bib>aftershocks?-distance and region assumed; ESPHVO, v. 3, p. 5958/21/248/22/248/23/24ml mok4sharply felt at HVO; felt very severe at Mokuaweoweoa[distance of 2 mi inconsistent with felt report; misprint for 20?] ESPHVO, v. 3, p. 590, 592, 595V-VI3/18/253/20/25< ESPHVO, v. 3, p. 683; VL 13!felt locally; VL time is 12:30 am ESPHVO, v. 3, p. 680, 683; VL 143/30/253/31/254/1/25ESPHVO, v. 3, p. 6894/2/254/4/25Hon Station Bulletin (McFarland, 1929); ESPHVO, v. 3, p. 590, 592, 595; [probably larger than 8/20/24 M5.0 at Hilea which was not reported in Hon bulletin]; not in HTHml mok?8/24/24,presumed felt more strongly in Kau than Punac[distance of 2 mi inconsistent with statement on p, 590; misprint for 20?]ESPHVO, v. 3, p. 590, 5958/25/248/26/248/27/248/28/248/29/248/30/248/31/249/1/24ESPHVO, v. 3, p. 6019/2/249/3/249/4/249/5/24)out of order; listed as PM, changed to am9/6/24ESPHVO, v. 3, p. 6049/7/249/8/24ESPHVO, v. 3, p. 600, 602konaNnot found in Hon Station Bulletin (McFarland, 1929); ESPHVO, v. 3, p. 600, 6029/9/249/10/24"earthquake spasm from 3:30 to 3:40quake felt at Keanakakoi4ESPHVO v. 3, p. 604 notes (felt in Hilo and Honokaa)#Jaggar, 1947, p. 236; HA, 5/25/1924Csmall explosion or gas rush with quake, dismantling both components6felt locally; gave the appearance of a Mauna Loa shake4/21/254/22/254/23/254/24/25yWarshauer notes: Hilo, May 31--An earthquake shortly after 1 o'clock this morning disturbed sleepers at the Volcano House2not in ESPHVO, time from felt report; HA, 6/1/1924Inot found in Hon Station Bulletin (McFarland, 1929); ESPHVO, v. 3, p. 61510/11/24tremors continue 8 mins10/12/2410/13/2410/14/2410/15/2410/16/2410/18/24-see note for 5/1/24; untabulated feeble = 21 *19 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 15 ESPHVO, v. 3, p. 562, 566felt; dismantled seismographsESPHVO, v. 3, p. 562, 5673moderately strong quake, both components dismantled0moderately heavy quake, dismantled E-W componentE-W components dismantled heavy shock, both components outsee note for May 1, 1924; untabulated slight = 34; Warshauer notes: visit to Kau found no new cracks [but see ESPHVO, v. 3, p. 576]; Kapoho area continues to experience slight earthquakesR339 earthquakes, 75 felt; 3 explosions; ESPHVO, v. 3, p. 557; table; HA. 5/23/1924see note for May 1, 1924; untabulated feeble = 255; Warshauer notes: visit to Kau found no new cracks [but see ESPHVO, v. 3, p. 576]; Kapoho area continues to experience slight earthquakesE-W dismantledJaggar, 1947, p. 243C276 earthquakes, 45 felt; 4 explosions; ESPHVO, v. 3, p. 557; table-see note for 5/1/24; untabulated slight = 12 *75 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 61 unusually strong; overturned objects on shelves at KMC; opened new cracks concentric to Kilauea crater; most strongly felt at KMC, less strong at Volcano House and Keauhou ranch%ESPHVO, v. 3, p. 562, 568; not in HTH strongly feltESPHVO, v. 3, p. 573(a moderately heavy quake, N-S dismantledJaggar, 1947, p. 244N-S dismantledJaggar, 1947, p. 246-see note for 5/1/24; untabulated slight = 14 *91 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 75 preceded by rumbling-see note for 5/1/24; untabulated slight = 10 *49 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 39 -see note for 5/1/24; untabulated feeble = 25 *28 earthquakes; ESPHVO, v. 3, p. 576 table11/28/24{Continuous for 3 minutes, large avalanche at pit; dog left food, barked and ran toward Halemaumau about 30 sec before quakeBdistance assumed consistent with description; ESPHVO, v. 3, p. 62611/30/2412/2/24,see note for 5/1/24; untabulated feeble = 3 *13 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 11 *12 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 10 )4 earthquakes; ESPHVO, v. 3, p. 576 table,see note for 5/1/24; untabulated feeble = 4 0a tremor, felt; eruption completely over at 9:35a sharp quake; N-S dismantledJaggar, 1947, p. 248,Jaggar, 1947, p. 249 notes: a moderate quakeJaggar, 1947, p. 249stronger than preceding.several slight quakes between 17: 55 and 17:59O15 earthquakes registered [on Hilo seismograph?], 44 registered at HVO on 4/24 I5 earthquakes recorded [on Hilo seismometer?], 11 recorded at HVO on 4/25Jaggar, 1947, p. 227 [for quakes felt away from Kilauea caldera we assign a 10 km slant distance and region "a0513"; calculated magnitudes are constrained by lack of recognition in the Honolulu Seismic Bulletin (McFarland, 1929); film records unavailable]a heavy quake, roar8duration 3 min; out of order; listed as PM, change to am12/21/2412/18/2412/19/241swaying type of earthquake lasting 3 to 4 secondsseveral quakessee note for May 1, 1924; untabulated feeble = 10; 2 fresh cracks, 1/2 inch across, found on Keauhou road, 1 mi s of fork in the Kapapala trail, trend e-w [verifies that quakes in May 1924 are Kaoiki events at 19 km distance])1 earthquakes; ESPHVO, v. 3, p. 576 table,see note for 5/1/24; untabulated feeble = 1 7/1/24ESPHVO, v. 3, p. 5867/2/247/3/247/4/247/5/247/6/24Tquakes stronger and more numerous during night May 24-25 than during night May 23-24.see note for 5/1/24; untabulated feeble = 202 "a quake accompanied by a loud roarJaggar, 1947, p. 253*ESPHVO, v. 3, p. 552; Jaggar, 1947, p. 230 a moderate quake, dismantled both pens; origin more distant than Halemaumau, thought to be in Kau; Warshauer notes: . . . four heavy earthquakes felt at Hilea during this day [May 20]distance of 19 km in Kau direction assumed from report of road cracks (ESPHVO, v. 3, p. 576); not reported in Hon Station Bulletin (McFarland, 1929); see ESPHVO, v. 3, p. 576; Jaggar, 1947, p. 231; HA, 5/21/1924Jaggar, 1947, p. 2311tremor continues with swarm of very feeble shocksa slight earthquake felt at halfway house; at 7:20 PM an HVO party went to halfway house, as earthquakes had been recorded at Hilea and felt at Pahala as well as at HVO; [cold this be event at 20:46?]do; untabulated feeble = 15 ,see note for 5/1/24; untabulated slight = 0 Jaggar, 1947, p. 257a very slight quake-see note for 5/1/24; untabulated slight = 17 C195 earthquakes, 36 felt; 1 explosions; ESPHVO, v. 3, p. 557; table.see note for 5/1/24; untabulated feeble = 158 8a slight quake; slight rocking motion for 4 or 5 seconds*ESPHVO, v. 3, p. 556; Jaggar, 1947, p. 257!two shocks, first more pronounced see precedingJaggar, 1947, p. 232dheavy shock dismantles pen; ; Warshauer notes: four heavy quakes felt at Hilea during the day [5/20]#Jaggar, 1947, p. 232; HA, 5/21/1924-see note for 5/1/24; untabulated slight = 22 Spronounced quake, windows rattled; N-S dismantled; amplitude on E-W over two inchesquake felt, windows rattleda pronounced quakeJaggar, 1947, p. 258+130 earthquakes; ESPHVO, v. 3, p. 560 table.see note for 5/1/24; untabulated feeble = 111 3/28/253/29/25sharply felt at HVO; felt very severe and stone monuments shaken down and ground cracked open at Mokuaweoweo; seismographs dismantled; distance 20 mi; Hon notes: onset to max 1m 10s; 1 sec periodRHon Station Bulletin (McFarland, 1929); ESPHVO, v. 3, p. 556; Jaggar, 1947, p. 259Warshauer notes: A severe earthquake was felt at the Volcano this morning, another was felt in Hilo at 8:42 a.m. Both earthquakes are said to have occurred at the same time.*HTH, 5/30/1924; not found in HA, HSB or MN' moderately heavy quake; N-S dismantled,Jaggar, 1947, p. 259; not found in HTH or HA,see note for 5/1/24; untabulated slight = 7 *64 earthquakes; ESPHVO, v. 3, p. 560 table-see note for 5/1/24; untabulated feeble = 53 m?Jaggar, 1947, p. 236&medium quake; E-W component dismantled feeble quakeE-W component dismantledearthquake felt at Halemaumau,see note for 5/1/24; untabulated slight = 8 A59 earthquakes, 8 felt; 0 explosions; ESPHVO, v. 3, p. 557; table-see note for 5/1/24; untabulated feeble = 49 earthquake with rumble at HVOJaggar, 1947, p. 216very perceptible quake at HVOboth instr< uments dismantled; tremors continue as of 8:09; Warshauer notes: About 8 o'clock Thursday morning [May 22] there was a shock which rocked the hotel [Volcano House],see note for 5/1/24; untabulated slight = 5 *35 earthquakes; ESPHVO, v. 3, p. 560 table-see note for 5/1/24; untabulated feeble = 29 + 33 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 27 *17 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 14 *29 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 24 ,see note for 5/1/24; untabulated slight = 4 *25 earthquakes; ESPHVO, v. 3, p. 576 tableshort, light quake-see note for 5/1/24; untabulated feeble = 96 VI (Rossi-Forel):constant tremor and feeble quakes, strong on N-S componentvery slight quakeboth components dismantleda quake; duration 1 mintremor merged into quakefeeble quake merged into tremorslight quake merged into tremormoderate quake'a heavy roar preceded a quake by 10 sec-see note for 5/1/24; untabulated slight = 13 C132 earthquakes, 15 felt; 2 explosions; ESPHVO, v. 3, p. 557; table.see note for 5/1/24; untabulated feeble = 116 $several quakes between 9 and 9:50 amJaggar, 1947, p. 2189a perceptible quake; presumably felt at Uwekahuna and HVOearthquake during gas discharge!a slight quake followed by a roar#earthquakes frequent 17:00 to 17:02 kl cal deep?st?1Hon notes: timing very similar to quake of May 30]Hon Station Bulletin (McFarland, 1929); not reported in Jaggar, 1947, p. 218; not found in MN-see note for 5/1/24; untabulated slight = 42 strongish earthquake in Puna, felt in Hilo and reported quite severe in some districts; felt locally, and in Hilo; [distance of 9 mi actually 19? (assume sf from felt reports); east rift traversed on 4/11 and again on 4/16, no new cracks observed]Qnot reported in Hon Station Bulletin (McFarland, 1929); ESPHVO, v. 3, p. 516, 525ESPHVO, v. 3, p. 525&ESPHVO, v. 3, p. 525; distance assumedEmany earthquakes felt on the floor of Kilauea between 10:20 and 12:40ESPHVO, v. 3, p. 554see note for May 1, 1924; untabulated slight = 42; Warshauer notes: Hilea is recording an almost continuous tremble on the seismograph, but no perceptible earthquakes; no activity in Hilo, other than a few scattered and inconsiderable earthquakes,see note for 5/1/24; untabulated slight = 2 *10 earthquakes; ESPHVO, v. 3, p. 576 table*14 earthquakes; ESPHVO, v. 3, p. 576 table-see note for 5/1/24; untabulated feeble = 12 )3 earthquakes; ESPHVO, v. 3, p. 576 table;see note for May